Sustainability is not an option, it's an obligation to future generations.

Everyone has the brainpower to follow the stock market. If you made it through fifth-grade math, you can do it.

The highest form of theory is the ability to simplify complex things into simple and clear principles.

The books that everybody admires are those that nobody reads.

你可以拥有一切。只是不能同时拥有。

我们都是由星尘构成的，通过物理学，我们试图理解我们的起源。