What good is the warmth of summer, without the cold of winter to give it sweetness.

The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.

Materials speak their own language; our job is to listen and interpret.

I'm interested in transcendence, in going beyond limits.

The rule of recognition is the ultimate rule in a legal system, which identifies the criteria for valid law.

However difficult life may seem, there is always something you can do and succeed at.

如果你不冒险，就永远不会知道自己能做什么。