The successful trader has to fight two powerful enemies: the market and himself.

I train like I'm not the best, so I can stay the best.

The Erdős discrepancy problem fascinated me because it was so simple to state yet so deep in its implications.

Without music， life would be a mistake.

我不喜欢解释我的作品。如果能用语言表达，我就不需要画了。