现在是过去的卷起以行动，过去是现在的展开以理解。

幸福不是现成的，它来自于你自己的行动。

I'm the reason your teacher can't teach.

We are just an advanced breed of monkeys on a minor planet of a very average star. But we can understand the Universe. That makes us something very special.

过去从未死去，它甚至没有过去。