Every day I am being told to sign up for Tumblr, Yammer, Friendfeed, Plaxo, Last.fm, ping.fm or the hot social-media tool du jour that happened to get mentioned on Mashable.com. It is like a social-media arms race. Each one of these new tools is like a cool new night club. Hot today, gone tomorrow, replaced with something else.

To pull off successful attacks in debates, you have to execute with nuance and subtlety. It has to be artful.

I prefer for government to err toward less regulation, lower taxation, and free markets. And I'm a radical free trader.

As in nature, politics abhors a vacuum. Without a strong voice for more moderate leadership, the Tea Party is filling that vacuum.

My brother is one of my true heroes. Steady and sober where I am impulsive and emotional.

As history has repeatedly proven, one trade tariff begets another, then another - until you've got a full-blown trade war. No one ever wins, and consumers always get screwed.

A Rick Santorum presidency would be very, very dangerous for America.