I want to liberate America from all the things that hold people back.

这本书的前提是，识别别人的错误比识别自己的错误更容易。

Architecture must be flexible to survive.

The theory of probabilities is at bottom nothing but common sense reduced to calculus.

The consequences of this problem make themselves felt in bookshops. When you go to a large bookshop and look at the self-help sections, as I sometimes do -- if you analyze self-help book sproduced in the world today, there are basically two kinds. The first kind tells you, "You can do it! You can make it! Anything's possible!" The other kind tells you how to cope with what we politely call "low self-esteem," or impolitely call, "feeling very bad about yourself."