我们不是在经营服务人的咖啡生意,而是在经营提供咖啡的人的事业。
To live is to be marked. To live is to change, to acquire the words of a story, and that is the only celebration we mortals really know.
Life is infinitely stranger than anything which the mind of man could invent.
The essence of mathematics is not to make simple things complicated, but to make complicated things simple.