"Anywhere the struggle is great, the level of ingenuity and inventiveness is high."

"In 1984-85, the year of the famine that killed nearly a million Ethiopians, I was an undergraduate at Cornell. At dinner one night, other students started throwing food. And suddenly - shocking myself - I got up on a chair and I screamed, 'Stop doing this! In my country people are starving!' In that moment, I knew that I owed my country something."

"We spend most of our lives cutting down our ambitions because the world has told us to think small. Dreams express what your soul is telling you, so as crazy as your dream might seem - even to you - I don't care: You have to let that out."

"One way to express choice is through the market. Well-functioning markets provide choices and, ultimately, the ability to express one's pursuit for happiness."

"Their poverty secured their freedom, since our desires and our possessions are the strongest fetters of despotism."

"The principles of a free constitution are irrecoverably lost, when the legislative power is nominated by the executive."

"Freedom does not come without a price. We may sometimes take for granted the many liberties we enjoy in America, but they have all been earned through the ultimate sacrifice paid by so many of the members of our armed forces."

"People who have no hold over their process of thinking are likely to be ruined by liberty of thought. If thought is immature, liberty of thought becomes a method of converting men into animals."