你无法说先给我证明看看然后我才做，因为人从不相信别人告诉他们的事情。

You cannot say prove it to me first and then I will do it, because people will never believe what somebody else tells them.

youdao

一旦人们开始相信房价永远不跌，他们就狂买房产——然后房价就会跌了。

Once people come to believe that house prices never fall, they will buy too much property—and house prices will fall.

youdao

然后，他们必须相信程序员(是的，很难做到的一件事)会朝着那个目标坚持不懈地工作。

Then they have to trust the programmers (yes, a hard thing to do) to work diligently toward that.

youdao