世界因你的榜样而改变，而不是因你的观点而改变。
You can be the ripest, juiciest peach in the world, and there's still going to be somebody who hates peaches.
The truth is rarely pure and never simple.
译文：每天做的事，都要问心无愧才行，光阴容易逝去，希望能把这个信念坚持到老年。赏析：我们一生做事都要善于反省，做到防患于未然，避免发生更严重的错误。凡事粗心大意，鲁莽草率，必将带来祸害。
The thought of death should usher us towards whatever happens to matter most to us; it should lend us the courage to pursue the way of life we value in our hearts.
高分子科学的进步依赖于理论与实验的结合。
The greatest victories come after the toughest battles.