One’s attitude to oneself is the single most important factor in living a long and reasonably happy life.

Passion is universal humanity. Without it religion, history, romance and art would be useless.

如果投资是有趣的，如果你玩得开心，你可能赚不到钱。好的投资是无聊的。

Every mathematical problem is a puzzle waiting to be solved, and every solution is a step towards greater understanding.

Friends can come and go, but banners hang forever.

Diplomacy requires overcoming the temptation of short-term interests and focusing on long-term benefits and global development.

I always try to be positive, to fight until the end, to keep running, to keep fighting.

The pursuit of mathematical truth is a noble endeavor.