人们哭泣比改变要容易得多。
People can cry much easier than they can change.
化学是一门具有创造自己研究对象的非凡能力的科学。
孤独是自我的贫乏;独处是自我的丰富。
我不认为自己是个超级巨星,我只是一个热爱网球的普通人。
The search for a theory of everything is one of the most exciting and challenging quests in modern physics.
宇宙学家经常犯错,但从不怀疑。
Every tree we plant today is an investment in tomorrow's clean air and healthy ecosystems.