The world is not kind, but it is correct.
世界并不友善，但它是正确的。
学习的速度决定成长的速度。
The best literature is that which disturbs, which unsettles, which refuses to console.
每一个挑战都是伪装的机遇。
If you want to build a great enterprise, you have to have the courage to dream great dreams.
The most exciting aspect of chemistry is the ability to create new molecules that have never existed before.