Mathematics is not a spectator sport. You have to do it to understand it.

The beauty of mathematics only shows itself to more patient followers.

当你点燃蜡烛时，你也投下了阴影。

The beauty of chemistry is that it's everywhere—you just have to look for it.

We need to be obsessed with our customers' unmet, unarticulated needs.

朗费罗幽默的秘密源泉并不是欢乐而是悲伤。天堂里没有幽默。

True leadership is not about being in charge. It is about taking care of those in your charge.

What matters in life is not what happens to you but what you remember and how you remember it.