You have to be willing to take risks, because the biggest risk is not taking any.

We don't inherit the ocean from our ancestors—we borrow it from our children.

做数学的艺术在于找到那个包含所有普遍性萌芽的特殊案例。

森林是地球的肺，我们必须像保护自己的健康一样紧迫地保护它们。

Every great and deep difficulty bears in itself its own solution. It forces us to change our thinking in order to find it.

It is remarkable that a science which began with the consideration of games of chance should have become the most important object of human knowledge.

书籍是连接我们与未来的桥梁。