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

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

The wise draw inspiration from the order of the natural world to guide their individual lives.

解释：不注意天时，财富就不能增长；不注意地利，粮食就不会充足。

跨行业的合作对于解决未来的能源挑战至关重要。