过度捕捞就像透支信用卡，终将付出沉重的代价。
Overfishing is like maxing out a credit card - the heavy price will come due eventually.
The fundamental point in fabricating a chain reacting machine is of course to see to it that each fission produces a certain number of neutrons and some of these neutrons will again produce fission.
死亡是一种幸福，是非常深邃的幸福——是在痛苦不堪的徘徊后踏上归途，是严重错误的纠正，是从难以忍受的枷锁桎梏中得到解放。
当你有一个好的研究设计时，数据会自己说话。
逃避过去的唯一方法就是面对它。