Adjective : to be in a light-minded mood.    From Dictionary.com. 

Beneath his smiling light-mindedness there was a surprising depth of ... well, discretion.    From Wordnik.com.  [Wizard and Glass]

In all three cases, there are reports of light-mindedness, and indecision; of being easily swayed by those mediocrates (I just made that word up) with whom they associated.    From Wordnik.com.  [A Bland and Deadly Courtesy] Reference

"Raphael, whose sign is Mercury and whose element is Air; the positive of Air is freedom and an unbounded imagination, and the negative aspect of Air is carelessness and light-mindedness-".    From Wordnik.com.  [Phoenix And Ashes]

She wound up her admonition by a sort of lament over my light-mindedness as to my best clothes; a spirit which, she remarked, was apt to cling to people to their graves -- sometimes afterwards; which.    From Wordnik.com.  [The Story of the White-Rock Cove] Reference

Let us not approach with carelessness or light-mindedness.    From Wordnik.com.  [The Life and Letters of Elizabeth Prentiss] Reference

Robert, and the miserable light-mindedness that it manifested.    From Wordnik.com.  [Hopes and Fears or, scenes from the life of a spinster] Reference

By your light-mindedness and vanity you have raised a storm that no man can see the end of!.    From Wordnik.com.  [The Fur Bringers A Story of the Canadian Northwest] Reference

She's intellectual and earnest, and my ignorance and light-mindedness wound her to the quick.    From Wordnik.com.  [My Friend Prospero] Reference

This is no light-mindedness that thou beholdest in me, but the valiancy that the Fathers have set in mine heart.    From Wordnik.com.  [The Roots of the Mountains; Wherein Is Told Somewhat of the Lives of the Men of Burgdale] Reference

He who would foolishly tax the sages of Canaan with a bucolic light-mindedness must first walk in Piccadilly in early.    From Wordnik.com.  [The Conquest of Canaan] Reference

But since he had become acquainted with Socrates, all desire for pleasure and all light-mindedness had gone from him.    From Wordnik.com.  [Best Russian Short Stories] Reference

Whether succeeding events have cured or not some of that light-mindedness, any one can see to-day and form his judgement.    From Wordnik.com.  [Rochambeau and the French in America. I. From Unpublished Documents. VII] Reference

Later I regretted sincerely and bitterly that I gave her such advice, losing sight of Lidochka's childish light-mindedness.    From Wordnik.com.  [Philip Vasilyevich's Story] Reference

I'm not going to bemoan their light-mindedness; at all events, I thought it was very pleasant, and they were very good to me.    From Wordnik.com.  [Father Payne]

Here lies the danger of our national light-mindedness, -- for it is seldom light-heartedness; we are no whit more light-hearted than our neighbours.    From Wordnik.com.  [Americans and Others] Reference

Nathless, firm, though deeply courteous, rebuke, for his sometimes overmuch light-mindedness, was administered to him by the more grave and thoughtful Byron.    From Wordnik.com.  [The Crown of Wild Olive also Munera Pulveris; Pre-Raphaelitism; Aratra Pentelici; The Ethics of the Dust; Fiction, Fair and Foul; The Elements of Drawing] Reference

What he found it most hard to forgive was the light-mindedness with which Georges regarded his sins: they were no burden to him: he thought them very natural.    From Wordnik.com.  [Jean-Christophe Journey's End] Reference

The supposed light-mindedness and frivolity of birdy activity is mirrored today in the name of the popular Twitter site, with "tweet" being the term for a tiny info-tidbit.    From Wordnik.com.  [Environment news, comment and analysis from the Guardian | guardian.co.uk] Reference

In vain have I watched and warned and denounced and prophesied; her inordinate light-mindedness and perfidity has now brung one pore boy to a 'ontimely grave and another to Frankfort.    From Wordnik.com.  [Hard-Hearted Barbary Allen. A Kentucky Mountain Sketch.] Reference

He was so reverent and his aspect was so devout that many boys and chanters often gazed at him and admired his religious fervour, since no light-mindedness, for which he might be blamed, could be seen in any word or gesture.    From Wordnik.com.  [The Founders of the New Devotion: Being the Lives of Gerard Groote, Florentius Radewin and Their Followers.] Reference

The Rumanian capital is a town of some three hundred thousand people in a country you could lose in the Argentine, and there is nothing, comparatively speaking, to offset its light-mindedness, to suggest realities behind all this life of patisserie.    From Wordnik.com.  [Antwerp to Gallipoli A Year of the War on Many Fronts—and Behind Them] Reference

Yet he himself (if the whole truth must be told), secretly at the bottom of his heart, cherished almost the same hopes and could not but be aware of it, though he was indignant at the too impatient expectation around him, and saw in it light-mindedness and vanity.    From Wordnik.com.  [The Brothers Karamazov] Reference

Yet, since light-mindedness and dishonesty often lie concealed, and the judge cannot presume precisely to discern the inward mind, the oath is required of all persons in cases, which the law prescribes, and even the good man, whose simple word and promise are as sacred to him as that which he swears to, must comply with the oath imposed by the law.    From Wordnik.com.  [The German Pulpit, Being a Selection of Sermons by the Most Eminent Modern Divines of Germany.] Reference

"You here, Anne," she said, "and looking with light-mindedness after gallant gentlemen!.    From Wordnik.com.  [A Lady of Quality] Reference

A merited punishment for the light-mindedness that had tempted him to erect a dwelling at the utmost limits of the prescribed distance.    From Wordnik.com.  [The Wept of Wish-Ton-Wish] Reference

He who would foolishly tax the sages of Canaan with a bucolic light-mindedness must first walk in Piccadilly in early June, stroll down the Corso in Rome before Ash Wednesday, or regard those windows of Fifth Avenue whose curtains are withdrawn of a winter Sunday; for in each of these great streets, wherever the windows, not of trade, are widest, his eyes must behold wise men, like to those of Canaan, executing always their same purpose.    From Wordnik.com.  [The Conquest of Canaan] Reference

There is a curious conflict going on at the present time in English life between light-mindedness and solemnity; there is a great appetite for living, a love of amusement, a tendency to subordinate the interests of the future to the pleasure of the moment, and to think that the one serious evil is boredom; that is a healthy manifestation enough in its way, because it stands for interest and delight in life; but there is another strain in our nature, that of.    From Wordnik.com.  [Where No Fear Was] Reference

Incorrigible in their light-mindedness.    From Wordnik.com.  [Chapter XI] Reference

Now I desire to do good to my enemy, and to really show him kindness, but before I succeed in becoming kind in my heart, I am already evil, a fiery arrow of evil already inwardly burns one; I wish to be patient, but before I have strengthened my heart in patience, I become irritable, impatient; I wish to be humble, but Satan's pride has already found ample room in my heart; I wish to be gracious, meanwhile, when it is necessary to show graciousness, I show myself rough; I wish to be unmercenary and generous, but cupidity and avarice, upon the least occasion, like hungry and roaring lions, require to be fed; I wish to be simple, trustful, but cunning and doubt already gnaw at my heart; I wish to be grave, concentrated, and reverent in my service to the Almighty, but light-mindedness and inattention of the heart prevent my becoming so; I wish to detach myself from earthly things, to be abstinent in food and drink, but when I see pleasant food and drink and sit down to table, I, like a sl.    From Wordnik.com.  [My Life in Christ, or Moments of Spiritual Serenity and Contemplation, of Reverent Feeling, of Earnest Self-Amendment, and of Peace in God] Reference