One likes to do it oneself.

人都喜欢亲自去做。

《牛津词典》

One cannot do such a thing for oneself.

这样的事情独自一个人是做不起来的。

《新英汉大辞典》

In a situation that calls for an intervention, the more powerful situational command is to do nothing so as not to draw attention to oneself.

在需要群众干预的情形下，最强势的情境指令是什么也不要做，以免把大众的注意力转移到自己身上。

youdao

For those who do want their devices back, it's best not to try to retrieve something oneself, says San Francisco police officer Marc Hinch, who runs Stolen911, a blog devoted to tracking down stolen property.

FORBES: Magazine Article

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