You think when you wake up in the mornin yesterday don't count. But yesterday is all that does count.
Memory is not just a personal matter; it is also a collective one.
數(shù)學(xué)不知道種族或地理界限；對(duì)于數(shù)學(xué)來(lái)說(shuō)，文化世界是一個(gè)國(guó)家。
技術(shù)應(yīng)該服務(wù)于可持續(xù)性，而不是相反。
Learning is a superpower.