如果你只经历过美好的事情,你就不可能勇敢。
写作的行为是一种勇气的行为。
数学的力量来自于它的抽象和概括能力,将具体问题转化为普遍真理。
The more you are interested in others, the more interesting they find you. To be interesting, be interested.
"I like to draw ordinary people doing ordinary things."