"The greatest challenge is to paint what cannot be painted."
最大的挑战是画出无法被画出的东西。
The world is full of signs and wonders that come, and go, and if you are lucky you might catch the tail of one as it flies past.
Love yourself first, and everything else falls into line.
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
有时候，我认为我们紧紧抓住某样东西的原因是因为我们害怕如此美好的事情再也不会发生。