International politics is a ruthless and dangerous business, and it is foolish to expect states to behave according to moral principles.

智能化不是替代人类，而是增强人类的能力。

Leadership is not about giving orders; it's about inspiring others to achieve greatness.

I think that the most important thing for a director is to have a clear vision of what he wants to do.

I'm very proud to be black, but black is not all I am. That's my cultural historical background, my genetic makeup, but it's not all of who I am nor is it the basis from which I answer every question.

文学的美在于它让我们在一生中活出一千种人生。

不要烦恼啊不要烦恼，连明月的圆缺都难以长久保持。