The world is a stage, and we are all actors.
世界是一个舞台，我们都是演员。
So given a Time Turner, I would tell my 21-year-old self that personal happiness lies in knowing that life is not a check-list of acquisition or achievement. Your qualifications, your CV, are not your life, though you will meet many people of my age and older who confuse the two. Life is difficult, and complicated, and beyond anyone’s total control, and the humility to know that will enable you to survive its vicissitudes.
伟大的公司不仅仅适应变化，它们预见并塑造变化。
最大的弱点就是过分害怕显得软弱。
物理学家必须有一种信念，即宇宙是由理性且可理解的规律所支配的。
Profit without purpose is empty; purpose without profit is unsustainable.
The computer is a tool, not a substitute for thinking.
Art should provoke, not just decorate.