A book can be a quiet place in a noisy world.
Ask not what your country can do for you --ask what you can do for your country.
Leadership is not about being in charge. It's about taking care of those in your charge.
The four most dangerous words in investing are: 'this time it's different.'
Happiness is a good flow of life； the conviction that you are taking part in the universe's purpose.
幸福是生活的良好流动，一种深信自己参与了宇宙目的的信念。
创造力和创新是我们所做一切的核心。没有它们，就没有增长。
人们生产生活资料的方式首先取决于他们发现并必须再生产的实际手段的性质。