The only limit is the one you set yourself.
我们越是研究疼痛,就越能理解它在生存中的作用。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
We don't inherit the earth from our ancestors; we borrow it from our children.
Sometimes, I think the reason we hold onto something so tight is because we fear something so great will never happen again.
Your 20s are the most defining decade of your life.
幸福不是你为未来推迟的东西,而是你为当下设计的东西。