Interesting lessons here on buying into bubbles, reflexivity (that markets can influence the events they anticipate), instinct (the famous back pain he gets) and mistakes.
“He once asked Byron Wien, an investment strategist and friend, why he went to work every day. Why not work on the days when it makes sense to do so, he asked, when there is something special to be done?
Wien replied: “George, one of the differences between you and me is you know when those days are and I don’t.”