"The three most addictive substances on earth are heroin, carbohydrates, and a monthly salary."

"My dream—the solution—is that we would have a National Entrepreneur Day, with the following message: Most of you will fail, disrespected, impoverished, but we are grateful for the risks you are taking…"

"I wonder if anyone ever measured the time it takes, at a party, before a mildly successful stranger who went to Harvard makes others aware of it."

"Looks like the only people who do not think that economists are bullshitters are economists."

"The most important quality for a scientist is to be willing to say 'I don't know.'"