To write is to give shape to the formless.
写作是为无形的东西赋予形状。
数学不是一门演绎科学——那是陈词滥调。当你试图证明一个定理时,你不仅仅是列出假设然后开始推理。你所做的是反复试验、实验和猜测。
The mind is an instrument of survival before it is an instrument of thought.
Life is too short to be anything but happy.