① 远离自己不懂的领域，专注于能力圈
Stay away from whaticon you don't understand, focuson your circle ofcompetence
② 投资最大的风险不是亏钱，而是不知道自己在做什么
The biqgest risk in investing is not losing money,but not knowing what you're doing
③ 把事情反过来想，思考最坏情况
Invert, always invert. Think about what could gowrong
