Leadership is about making tough decisions today that will shape a better tomorrow.

You have to be willing to make mistakes regularly; there is nothing wrong with it. Michael taught me about making your best judgment, being wrong, making your next best judgment, being wrong, making your third best judgment, and then doubling your money.

"The past is a foreign country; they do things differently there."

I would like to paint the way a bird sings.

The key to successful market design is anticipating how participants will behave under different rules.

信贷市场的歧视让穷人支付更高的利息。