One has to learn to think for oneself, to solve problems on one's own.

一个人必须学会独立思考，学会自己解决问题。

youdao

I think it really helps to have a good idea about what defines success for oneself.

我认为一个人想好对自己而言什么是成功真的很重要。

youdao

I think, one must decide that for oneself.

我认为，一个人必须自己做决定。

youdao

In such a world, learning to think for oneself could well be more important than simply learning to read and write.

ECONOMIST: Will reading and writing remain important?

So, how do we combat an emotional response to a false premise egged on by the refusal to think for oneself critically?

FORBES: Ayn Rand's Fight Was For The Rational Man And Woman