当股票有吸引力时,你就买它们。当然,它们可能会更低。我以12美元买的股票跌到了2美元,但后来涨到了30美元。你只是不知道什么时候能抓住底部。
A LISP programmer knows the value of everything, but the cost of nothing.
Think of all the psychic energy expended in seeking a fundamental distinction between "algorithm" and "program".