I'm not here to be liked; I'm here to be heard.

科学不仅仅在于积累事实，而在于对其精神的深入理解。

I don't really believe in failure. I believe in learning.

当我接近一个孩子时，他激发了我两种情感：对他现在的温柔和对他未来可能成为的尊重。

Don't write your name on sand, waves will wash it away. Don't write your name in sky, wind may blow it away. Write your name in the hearts of people, that's where it will stay.

帝国主义没有道德，没有伦理，没有原则。