True leadership means making tough decisions with both your head and your heart.

没有遗忘，生活是完全不可能的。

I'm not a rapper, I'm a rock star who raps.

没有行动的愿景只是梦想。

If you're not adapting, you're falling behind.

Technology should serve humanity, not the other way around.

Mathematics is the music of reason.

你知道的越多，你就越意识到你不知道的越多。

译文：鸟的羽毛尚未丰满，就不能展翅高飞。

一个力学问题只有被简化为代数问题时才算解决。