The weight of stone is nothing compared to the weight of responsibility we carry.
当没有人相信你的时候,你必须相信自己。
人力资本是任何国家最重要的资产。
I don't act to escape reality; I act to understand it better.
物理学的美丽在于它能够用简单解释复杂。
我们实现明天的唯一限制将是我们今天的怀疑。
The world is full of obvious things which nobody by any chance ever observes.
No one can become fully aware of the very essence of another human being unless he loves him.