one good turn deserves another.
2、行善積德。
one hour today is worth two tomorrow.
3、爭(zhēng)分奪秒效率高。
one man‘s fault is other man‘s lesson.
4、前車(chē)之鑒。
one never loses anything by politeness.
5、講禮貌不吃虧。
one swallow does not make a summer.
6、一燕不成夏。
one‘s words reflect one‘s thinking.
7、言為心聲。
out of debt, out of danger.
8、無(wú)債一身輕。
out of office, out of danger.
9、無(wú)官一身輕。
out of sight, out of mind.
10、眼不見(jiàn)，心為靜。
