The market is a pendulum that forever swings between unsustainable optimism (which makes stocks too expensive) and unjustified pessimism (which makes them too cheap). The intelligent investor is a realist who sells to optimists and buys from pessimists.

爱情是盲目的，而理性是它的向导。

The process of grouping, of organization, is not arbitrary but follows definite laws.

译文：儿孙们自有他们的幸福，作为长辈就不要为儿孙们操心了。赏析：父母总是为儿女们操心太甚，可儿女们未来的路必须要靠他们自己走。所以，为人父母要学会放手，让儿女们在社会中历练，不断成熟起来。