Put all your eggs in one basket. 孤注一掷。It's smarter to divide your money and buy three or four different stocks instead of investing the whole amount into just one stock and putting all your eggs in one basket. 把钱分别投资在三、四种不同的股票上，这是比较聪明的做法。千万不要把所有的钱都投在一种股票上，孤注一掷。
