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."

儿童对活动的需要几乎比食物的需要更为强烈。

信念有创造的力量，也有毁灭的力量。

The source of every crime, is some defect of the understanding; or some error in reasoning; or some sudden force of the passions.

最好的投资是投资自己。