The past is never dead. It's not even past.

译文：不要仇恨眼前的田地很窄小，往后退一步它自然就会变得宽阔。赏析：我们做事不要只在乎眼前的利益，眼光要放长远一点，与人打交道，学会礼让，自然就不会有矛盾发生。

I am not trying to imitate a photograph; I am trying to make one.

The use of a program to prove the 4-color theorem will not change mathematics - it merely demonstrates that the theorem, a challenge for a century, is a finite problem.