I know what I can do so it doesn't bother me what other people think or their opinion on the situation.

I know what I can do so it doesn't bother me what other people think or their opinion on the situation.

我知道我能做什么，所以别人怎么想或他们对这种情况的看法不会困扰我。

-- Usain Bolt 乌塞恩·博尔特