In mathematics, the art of proposing a question must be held of higher value than solving it.

万物都存在于心中，心中充满道理，充塞宇宙的也无非是这个理。

To die laughing must be the most glorious of all glorious deaths！

科学的美丽在于它揭示未知的能力。

勇气是正义的首要品质。