Think before you do, rarely do things wrong.

三思而后行的人，很少会做错事情。

youdao

You'd better think carefully before you speak, and be careful when you do your work.

你说话前要三思，工作时要细心。

youdao

You should think seriously before taking the job and don't do it just for fun.

在接受这份工作之前你应该认真考虑，不要只是为了好玩才做。

youdao

And then I ask you do you think this's the same train as the train we pointed to before.

之后我问你,你认为这辆火车,和之前看到的是同一辆吗。

耶鲁公开课 - 死亡课程节选

as before, you know... I don't think people noticed it as much as they do now.

像从前一样……我认为人们不曾像现在这样关注过它。

关于哥伦布环岛 - SpeakingMax英语口语达人

Always guess before you run your program what you think it's going to do.

当你运行程序之前,总是先想想程序会怎么做。

麻省理工公开课 - 计算机科学及编程导论课程节选

As soon as that position was exploited, by running up prices, then how long do you think it would be before Facebook, or Google, or any number of start ups, would be offering e-books?

FORBES: Apple Offers E-Book Settlement: But Only in Europe

Do what your mother said: Stop and think before you open your mouth.

WSJ: What Makes People Overshare?

How long do you think it's going to be before employers start saying, I can't afford this, so I'm either going to drop coverage for my workers or I'm going to start charging a lot higher out-of-pocket costs?

WHITEHOUSE: President Obama Holds Town Hall in New Orleans