行动表达优先级。

Every cell in your body carries a story billions of years old.

安全不是优先事项，而是价值观。优先事项会变，价值观不会。

A good mathematician is someone who can see analogies between theorems; a great mathematician is someone who can see analogies between analogies.

Don’t fear failure—fear being in the same place next year as you are today.

数学的美只向更有耐心的追随者展示。