"There's no such thing as a free lunch."
"Government means always coercion and compulsion and is by necessity the opposite of liberty."
"The first lesson of economics is scarcity: There is never enough of anything to satisfy all that want it. The first lesson of politics is to disregard the first lesson of economics."
"The curious task of economics is to demonstrate to men how little they really know about what they imagine they can design."
"It is not from the benevolence of the butcher, the brewer, or the baker that we expect our dinner, but from their regard to their own interest."
“Contradictions do not exist. Whenever you think that you are facing a contradiction, check your premises. You will find that one of them is wrong.”
"Science may be described as the art of systematic over-simplification."
"The real cost of a thing is the amount of what I will call life which is required to be exchanged for it, immediately or in the long run."
"It is no crime to be ignorant of economics, which is, after all, a specialized discipline and one that most people consider to be a 'dismal science.' But it is totally irresponsible to have a loud and vociferous opinion on economic subjects while remaining in this state of ignorance."