When you're not practicing, someone somewhere is. And when the two of you meet, assuming roughly equal ability, the other person will win.

Leadership is unlocking people's potential to become better.

A lot of people want to change the world, but only a few people want to change themselves. When it comes to the issue of race in America, we have to do both.

Working with the UN's diplomacy and development arms, we can prevent minor differences from escalating into wars. When conflicts do break out, UN peacekeepers should play a role in defusing and settling them. Without giving up our sovereignty, we can help the UN with better training and better command and control in order to develop more effective peacekeeping forces.

We have to repair that trust ... I think anytime a public official lies, he undermines his own authority and squanders the public trust.

How should we Democrats select the next presidential nominee? Smoke filled rooms? Brokered convention? National primary? Personally, I prefer jump shots from the top of the key.

For a long time, I operated under the Chinese proverb that there are four kinds of leaders: those who you laugh at, those who you hate, those who you love and those who you don't even know that they're leaders.