历史上的每位暴君都相信自由——他自己的自由。
Every tyrant who has lived has believed in freedom--for himself.
没有比一个除了优柔寡断之外没有任何习惯的人更悲惨的了。
The poor often lack the information needed to make good choices, and when they do have it, they often don’t trust it.
Mathematics is the foundation upon which all science is built.
出自先秦《荀子·解蔽》。大凡是人，往往都有惑于枝节问题而看不清大局的毛病。说明人性的弱点：看问题不全面，往往惑于表面现象，结果“只见树木，不见森林”，“捡了芝麻，丢了西瓜”。
我不是神，我是一个人。我和你一样。
