Co-operation between the two great fighting services is the master-key opening every impeditive doorway on the path to victory.    From Wordnik.com.  [Experiences of a Dug-out, 1914-1918] Reference

With good faculties, and fine instincts, Letty was always thinking she must be wrong, just because it was she was in it -- a lovely fault, no doubt, but a fault greatly impeditive to progress, and tormenting to a teacher.    From Wordnik.com.  [Mary Marston] Reference

He was indeed victorious in Persia, but withal so far distant from Macedonia, his hereditary kingdom, that the joy of the one did not expel the extreme grief which through occasion of the other he had inwardly conceived; for, not being able with all his power to find or invent a convenient mean and expedient how to get or come by the certainty of any news from thence, both by reason of the huge remoteness of the places from one to another, as also because of the impeditive interposition of many great rivers, the interjacent obstacle of divers wild deserts, and obstructive interjection of sundry almost inaccessible mountains, -- whilst he was in this sad quandary and solicitous pensiveness, which, you may suppose, could not be of a small vexation to him, considering that it was a matter of no great difficulty to run over his whole native soil, possess his country, seize on his kingdom, install a new king in the throne, and plant thereon foreign colonies, long before he could come to hav.    From Wordnik.com.  [Gargantua and Pantagruel, Illustrated, Book 3] Reference

Macedonia, his hereditary kingdom, that the joy of the one did not expel the extreme grief which through occasion of the other he had inwardly conceived; for, not being able with all his power to find or invent a convenient mean and expedient how to get or come by the certainty of any news from thence, both by reason of the huge remoteness of the places from one to another, as also because of the impeditive interposition of many great rivers, the interjacent obstacle of divers wild deserts, and obstructive interjection of sundry almost inaccessible mountains, — whilst he was in this sad quandary and solicitous pensiveness, which, you may suppose, could not be of a small vexation to him, considering that it was a matter of no great difficulty to run over his whole native soil, possess his country, seize on his kingdom, install a new king in the throne, and plant thereon foreign colonies, long before he could come to have any advertisement of it: for obviating the jeopardy of so dreadful.    From Wordnik.com.  [Five books of the lives, heroic deeds and sayings of Gargantua and his son Pantagruel] Reference