Well begun is half done.
好的开端是成功的一半
Time flies never to be recalled.
光阴一去不复返
When in Rome, do as Roman do.
入乡随俗
He laughs best who laughs last.
谁笑到最后谁笑得最美
Deal with a man as he deals with you.
以其人之道还治其人之身
Look before you leap.
三思而后行
Two heads are better than one.
三个臭皮匠顶一个诸葛亮。
A good beginning makes a good ending.
善始善终
A friend in need is a friend indeed.
患难中的朋友才是真正的朋友。
First come, first served.
先来先招待。
Where there is s will，there is a way.
有志者事竟成。
No pains，no gains.
不劳则无获
Time and tide wait for no man.
时不待人
Strike while the iron is hot.
趁热打铁
It's never too late to mend.
亡羊补牢
There is no smoke without fire.
无风不起浪
