In mathematics, you don't understand things. You just get used to them.
没有伟大的意志力,便没有雄才大略。
历史学家必须公正,但不能冷漠。
Money can buy comfort, but not the deeper satisfactions of life.
"The power of a story is in its ability to inspire courage."
写作就是留下痕迹,留下痕迹,说“我曾在这里”。