A person's value should not be measured on the day of his worst.
一个人的价值不应该用他最坏的那天来衡量。
Life was simple before World War II. After that, we had systems.
The most profound ideas in mathematics often come from asking the simplest questions.
竞争战略就是要做到与众不同。要学会有意识地选择一系列不同的行动以创造独特的价值组合。
绘画就是作证。