即使是中文里，教导人们遵守诺言的俗语也层出不穷：“人而无信，不知其可也”“言必信，行必果”。重信守诺应该是对一个人较高的评价了吧？
1. a word spoken is an arrow let fly. 一言既出，驷马难追。
2. a word spoken is past recalling. 一言既出，驷马难追。
3. so said, so done.说到做到。言出必行。
4. a work ill done must be twice done. 未做好的活，需要重新做。
5. a wanderer who is determined to reach his destination does not fear the rain. 决心赶到目的地，浪汉何惧雨来淋。
6. a smooth sea never made a skillful mariner. 平静的海洋练不出熟练的水手。
7. a watched pot is long in boiling. 心急水不沸。
8. a willful man will have his way. 有志者事竟成。
9. will is power. 意志就是力量
10. a man can not spin and reel at the same time. 一心不能二用。
11. a man cannot whistle and drink at he same time. 一心不能二用。
12. a man can do no more than he can. 凡事只能量力而行。
13. all men cannot be first. 不可能人人都得第一名。
14. a little wind kindles, much puts out the fire. 适可而止，过犹不及。
15. all things are difficult before they are easy. 凡事都是先难后易。
16. learn to walk before you run. 循序渐进
17. a thousand words will not leave so deep an impression as one deed. 千言万语不如一个行动。
18. a living dog is better than a dead lion. 一条活狗胜过一头死狮。
19. a thousand probabilities do not make one truth. 一千个“或有”不能造成一个事实。
20. as the inner life is, so will be the language. 言为心声。
21. as a man's heart is, so does he speak. 言为心声。
22. a life without a purpose is a ship without a rudder. 人生无目的，犹如船失去了舵。
23. a great ship asks deep water. 巨轮寻深水而航行。
24. a man of words and not of deeds is like a garden full of weeds. 讲而不做，犹如花园里长满了荒草。
25. a man apt to promise is apt to forget. 轻诺者易忘。
26. a bargain is a bargain. 达成的协议不可撕毁。
27. as soon as you have drunk, you turn your back upon the spring. 忘恩负义。
28. a valiant man's look is more than a coward's sword. 勇士的神色胜过懦夫的刀剑。