最终,我们记住的不是敌人的话语,而是朋友的沉默。
Never underestimate the power of observation—sometimes the smallest detail leads to the biggest discovery.
目的可以证明手段的正当性,只要存在某种能证明目的正当性的东西。
My mind is my weapon. My brother has his sword, King Robert has his warhammer, and I have my mind... And a mind needs books as a sword needs a whetstone, if it is to keep its edge.