On the occasion of his 87th birthday on August 30, we compiled a few of his best quotes to take you inside his head.
Pick the right crowd.
Some things take time.
Act with integrity.
If you want to be successful, make reading a habit.
Bad things aren't obvious when times are good.
Keep it simple.
Go against the crowd.
Success is not defined by a price tag or number.
Give to those less fortunate.
Don't forget business basics.
You don't have to be a genius to invest well.
Kathleen Elkins contributed to this story.
This post originally appeared on Business Insider.