Resilience in business comes from diversifying both energy sources and strategies.
如今網(wǎng)絡(luò)上到處都是免費(fèi)的教育資源，真正稀缺的是對(duì)學(xué)習(xí)的渴望。
The beauty of mathematics only shows itself to more patient followers.
Don't live for others, live for yourself.
朗蘭茲綱領(lǐng)是對(duì)數(shù)學(xué)如何統(tǒng)一的一種愿景。