| 1. | And from to-day sad and cogent I maintain the bequeath'd cause, a. - from Leaves of Grass by Walt Whitman |
| 2. | This is a cogent vice thou hast here, carpenter let me feel its grip once. - from Moby Dick; or The Whale by Herman Melville |
| 3. | Says Plowdon, the whale so caught belongs to the King and Queen, "because of its superior excellence." And by the soundest commentators this has ever been held a cogent argument in such matters. - from Moby Dick; or The Whale by Herman Melville |
| 4. | Pray write instantly, and let me understand it--unless it is, for very cogent reasons, to remain in the secrecy which Lydia seems to think necessary and then I must endeavour to be satisfied with ignorance.. - from Pride and Prejudice by Jane Austen |
| 5. | For which cogent reason I kept Biddy at a distance during supper, and when I went up to my own old little room, took as stately a leave of her as I could, in my murmuring soul, deem reconcilable with the churchyard and the event of the day. - from Great Expectations by Charles Dickens |
| 6. | Besides, you forget, Caesar, an indigestion declares itself immediately, while a prick or a bite occasions a delay of a day or two.' Caesar gave way before such cogent reasoning, and the cardinals were consequently invited to dinner. - from The Count of Monte Cristo by Alexandre Dumas, Pere |