释义：广泛地学习，恳切地提问，从而增长知识；行为高尚，言语谨慎，从而修养自身。这是对学习与修养的重视。 

The great and chief end, therefore, of men's uniting into commonwealths, and putting themselves under government, is the preservation of their property.

实现长期投资成功的最佳方法是专注于低成本、广泛分散的指数基金。