在数学的世界里，想象力比知识更重要。

真相并不总是美丽的，但对真相的追求是。

Every story I write starts with a question I can't answer.

To understand the meaning of a sentence， we must consider the speaker's intention and the context of the utterance.

为爱而爱，是神；为被爱而爱，是人。