| Robert Christy, comp. Proverbs, Maxims and Phrases of All Ages. 1887. | | | | One |
| | | One foolish act may undo a man and a timely one make his fortune. Gaelic. | 1 |
| One foot is better than two crutches. | 2 |
| One foot is better than two stilts. French. | 3 |
| One grain of pepper is worth a cart-load of hail. | 4 |
| One grain of sharp pepper is better than a basket full of gourds. | 5 |
| One grape will not make a bunch though it be a great one. Benjamin Disraeli. | 6 |
| One link broken, the whole chain is broken. German. | 7 |
| One log does not burn long by itself. German. | 8 |
| One pirate gets nothing of another but his cask. | 9 |
One ploughs, another sows, Who will reap no one knows. Danish. | 10 |
| One poison is cured by another. | 11 |
| One sad losel soils a man for aye. Byron. | 12 |
| One stroke falls not an oak. | 13 |
| Only one can be emperor. German. | 14 | | |
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