Sourced

• Capital markets reward you for what you learn that other people have yet to ascertain.
  • Bloomberg News (April 29, 2005).

• Risk is what you make of it.
  • Chicago Mercantile Exchange advertisement

• Size is a double-edged sword with great advantages and disadvantages..
  • Interview with Harvard Investment Magazine (Winter 2005)
    • Response to question about managing a large hedge fund.

• ...my advice to every student who is trying to make a decision for the years immediately after graduation: take the opportunity that in your mind is the most rewarding, that you are most passionate about and that you find most interesting and save the rest of your life for being risk averse. Whatever you want to do, this is the time to pursue it. Twenty years from now, your freedom to take risks will be limited.
  • Interview with Harvard Investment Magazine (Winter 2005)

• We all know that great leaders can create great successes...success for the Chicago public education fund is to bring great leaders into Chicago's public schools.
  • Video commentary featured on website of the Chicago Public Education Fund

• Every organization has two choices. Choice one is to grow. Choice two is to die. If you decide not to grow, it's a clear-cut message to talented people that it's time to leave.
  • Institutional Investor Magazine (September 2001)

• We're subject to the same forces of capitalism that have built the entire American economy. Strong returns induce more capital flow, which creates more competitors, and you have to evolve and get better, or you die.
  • "Citadel Boss Won't Be Hedging On Day Job," Chicago Tribune (March 2006)
    • On competition among hedge funds.

• The ability to create same day straight through processing of mutual fund trades is a matter of will.
  • "Justice Delayed," FTSE Global Markets (May/June 2005)
    • On using technology to end market timing.

• ...there won’t be one, single global market. But there will be global investors.
  • "The Age of Global Markets and the Global Investor," 25th International SFOA Bürgenstock Conference
    • From a presentation by Griffin.

• Let's go.
  • "Why Citadel Pounced On Wounded E*Trade," The Wall Street Journal (November 2006)
    • Reportedly the words initiating "the highest-profile move in Citadel's history."

• The investment banks should either choose to be regulated as banks or should arrange to conduct their affairs to not require the stop-gap support of the Federal Reserve.
  • "A Wishlist for Fixing Wall Street," New York Times (May 13, 2008).