译文：如果志向不坚毅，思想境界不开阔，沉溺于世俗私情，碌碌无为，永远混杂在平庸的人群之后，就会难免沦落到下流社会，成为没有教养，没有出息的人。

成功投资的关键是保持纪律并避免情绪化决策。

心智是一个计算器官的系统，通过自然选择设计来解决我们祖先在觅食生活方式中面临的各种问题。

The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.

过去是一个异国；他们在那里做事的方式不同。