生活是世界上最罕见的事情。大多数人只是存在，仅此而已。
"To live is the rarest thing in the world. Most people exist, that is all."
The duty of the Government is to leave commerce to its own capital and credit as well as all other branches of business.
The best thing to hold onto in life is each other.
逻辑学研究不仅仅是关于推理规则，更是关于思想结构本身。
不要等待完美的时刻。抓住这一刻，让它变得完美。
我和其他积累了这种财富的人之间的主要区别在于，我主要对思想感兴趣，而不是赚钱。
