过去并未死去，它甚至还未过去。

I keep thinking about this river somewhere, with the water moving really fast. And these two people in the water, trying to hold onto each other, holding on as hard as they can, but in the end it’s just too much. The current’s too strong. They’ve got to let go, drift apart.

Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.

文学不是现实的镜子，而是塑造现实的锤子。

对我来说，无畏不是没有恐惧，不是完全不害怕。对我来说，无畏是有恐惧，有怀疑，有很多怀疑。对我来说，无畏是每天依然生活下去。