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Competition is a good thing, it forces you to keep improving.

To feel much for others and little for ourselves； to restrain our selfishness and exercise our benevolent affections， constitute the perfection of human nature.

The most important single aspect of software development is to be clear about what you are trying to build.

I'm not perfect, but I'm trying every day to be better.

我的人生沒有方向、沒有目標、沒有任何意義，而我依然感到很開心。

Overfishing is a problem we can solve—if we act now.

數學是理性的音樂。