Every breakthrough in science is a testament to human curiosity and ingenuity.
我不知道艺术是什么,但我知道我喜欢什么。
高分子化学的引入开辟了一个新的材料世界,其性质和应用仍远未被充分探索。
古时候的学者得到一句善言,就会放在自己身上去实践;而现在的学者得到一句善言就必定想取悦别人。
The propensity to truck, barter, and exchange one thing for another is common to all men, and to be found in no other race of animals.