The essence of mathematics is not to make simple things complicated, but to make complicated things simple.

Brand is just a perception, and perception will match reality over time.

Force has no place where there is need of skill.

我们生产的每一桶石油都必须是尽可能负责任地生产出来的。

Imagination is more important than knowledge.

We've been through so much together, and that's what makes us strong.

Humans should learn from nature.