No pain, no gain. That's my life motto.

成为一体、团结一致是伟大的。但尊重差异的权利可能更伟大。

You cannot always control what goes on outside. But you can always control what goes on inside.

我不擅长艺术，所以我想我最好做个艺术家。

The beauty of cinema lies in its ability to tell stories that resonate across cultures and generations.

解析：知道自己还有所不知，这是很高明的。不知道却自以为知道，这就是很糟糕的。