I'm mentioning all this -- I'm mentioning all this because I think this is not merely a personal problem; you may think I'm wrong in this, but I think we live in an age when our lives are regularly punctuated by career crises, by moments when what we thought we knew -- about our lives, about our careers -- comes into contact with a threatening sort of reality.

The smallest minority on earth is the individual. Those who deny individual rights cannot claim to be defenders of minorities.

Phenomena are the outer expressions of hidden essences.

If there is anything you need, I will not be far away.

The greatest reward is not winning, but the journey itself.

Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.

Success is not about how much you achieve, but how much you inspire others to achieve.

每个故事都是一次旅程，每次旅程都是一个故事。