有时最安静的时刻说得最响亮。
成功不仅仅以利润来衡量,而是以我们创造的积极影响来衡量。
在数学中,最简单的问题往往能引出最深刻的见解。
"A story is a letter that the author writes to himself, to tell himself things that he would be unable to discover otherwise."