Happiness is a gift and the trick is not to expect it, but to delight in it when it comes.

Life is too short to live it twice, but literature gives us the chance to live thousands of times.

"A good book is the best of friends, the same today and forever."

To find out what one is fitted to do, and to secure an opportunity to do it, is the key to happiness.

"True leadership is about creating an environment where people can flourish and achieve their full potential."

I'm not a businessman, I'm a business, man.

Control your expenses better than your competition. This is where you can always find the competitive advantage.

数学是概念之间关系的科学，与内容无关。