The markets teach you humility every single day.

Investors
Ken Griffin
Born in 1968 in Florida, Ken Griffin founded Citadel and built it into one of the world's preeminent hedge funds and market makers. He began trading convertible-bond arbitrage from his Harvard dormitory room and grew Citadel Securities into a firm that handles roughly a quarter of all U.S. equity trades, making him a defining figure in modern financial-market infrastructure.
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Ken Griffin's Other Quotes
Related Quotes
By failing to prepare, you are preparing to fail.
-- Benjamin Franklin
Conceive optimistically, plan pessimistically, execute optimistically.
-- Kazuo Inamori
The most dangerous poison is the feeling of achievement. The antidote is to every evening think what can be done better tomorrow.
-- Ingvar Kamprad
The most important thing is being attentive to cycles.
-- Howard Marks
You can't predict. You can prepare.
-- Howard Marks
I try to invest in companies where the downside is limited and the upside is significant.
-- Bruce Berkowitz