我們衡量成功的標(biāo)準(zhǔn)不僅是魚的噸數(shù)，還有我們留下的遺產(chǎn)。
You may not realize it when it happens, but a kick in the teeth may be the best thing in the world for you.
There is no greater sorrow than to recall happiness in times of misery.
Retire into yourself and ask yourself this question: Must I write？ If the answer is yes， then you must keep writing.
經(jīng)濟(jì)學(xué)最終是為了改善人類福祉。
數(shù)學(xué)的歷史是人類心靈獨(dú)創(chuàng)性和創(chuàng)造力的證明。