where there is a will, there is a way .有志者事竟成。
do one thing at a time, and do well.一次只做一件事，做到最好！
life is real, life is earnest. 人生真实,人生诚挚。
a bird in the hand is worth two in the bush. 双鸟在林不如一鸟在手。
accidents will happen. 天有不测风云。
a clean hand wants no washing. 身正不怕影子斜。
a clear conscience is a soft pillow. 问心无愧，高枕无忧。
a clear conscience is a sure card. 光明磊落，胜券在握。
a contented mind is perpetual feast. 知足常乐。
actions speak louder than words. 事实胜于雄辩。