追求科学不是一种奢侈，而是人类生存的必要条件。
All earthly existence must ultimately be contained in a book.
小说是一种非常民主的形式。它允许表达许多声音，许多观点。
The passion for office among members of Congress is very great.
Policy without evidence is like a ship without a compass.
You are not defined by your past. You are prepared by your past.
We use mathematics to understand the markets, not to predict them.
