地质学是研究自然界有机和无机领域连续变化的科学。

"To live is the rarest thing in the world. Most people exist, that is all."

Survival can be summed up in three words—never give up. That's the heart of it really. Just keep trying.

"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 best way to create value is to understand and meet the needs of others.

我们最爱的故事会永远活在我们心中。