Most of Marx's predictions have failed to materialize, and his labor theory of value and other ideas have been proven wrong. Marx failed to recognize the incentive system built into the capitalist model - consumer choice and the profit motive of the entrepreneur. The irony is that capitalism, not socialism or Marxism, that has liberated the worker from the chains of poverty, monopoly, war, and oppression, and has better achieved Marx's vision of a millennium of hope, peace, abundance, leisure, and aesthetic expression for the 'full' human being.

Contrary to what President Obama said in his inaugural address, going on Medicare and food stamps does not strengthen us. Just ask people who are fourth-generation welfare recipients.

Bill Gates and Warren Buffett have their 'Giving Pledge,' where billionaires promise to give away the majority of their wealth when they die. My Social Security Pledge is better - to give money to good causes when you are alive. Besides, more Americans can participate.

No one spends someone elses money as carefully as he spends his own.

I've felt for some time that economics needs to be taught differently by economists who actually have had experience making a payroll or investing on Wall Street. When economics is taught by pure academics, watch out.

Donating money to a few of my favorite free-market organizations used to be a pleasant duty, but now I'm literally inundated with demands from hundreds of think tanks and public-policy groups, all vying for my limited funds

Here in America, government began as a tool to assure freedom. It gradually turned into a hideously expensive political toy designed to redistribute your wealth and control most aspects of your business and private life.