I've always been a person who follows my heart.

我们是由星尘构成的。

Sometimes the best way to help the poor is to give them cash and let them decide how to spend it.

The future of life on Earth depends on our ability to take action. Many individuals are doing what they can, but real success can only come if there is a change in our societies and our economics and in our politics.

My goal is simple. It is a complete understanding of the universe, why it is as it is and why it exists at all.

艺术不在于你看到了什么，而在于你让别人看到了什么。