合作是科学的关键——没有任何突破是孤立发生的。
"The unexamined life is not worth living."
每一颗种子都有改变世界的潜力。
Start where you are, with what you have. Make something of it. Never be satisfied.
Lock up your libraries if you like; but there is no gate, no lock, no bolt that you can set upon the freedom of my mind.