選自漢·桓寬《鹽鐵論·相刺》。橘柚生長于江南，各地的人吃起來都有甜的感覺，這是因為大家的味覺是相同的；鄭國衛(wèi)國的音樂，大家都覺得好聽，那是因為大家對聲音效果的感受是相同的。這句話以吃橘柚的感覺與聽音樂的感受為喻，說明是非好壞的標準是客觀存在的，人類社會的價值認同大體是相同的。
Science is a journey of continuous learning and adaptation.
If you want to be successful, you have to be willing to make sacrifices.
Sustainability isn't an option; it's a necessity for the future of our industry.