The fingers and toes and beating hearts that we can see on an unborn child's ultrasound come with something that we cannot see: a soul

There is a difference between responsible criticism that aims for success and defeatism that refuses to acknowledge anything but failure. Hindsight alone is not wisdom, and second-guessing is not a strategy.

We don't need mass armies anymore. We replace it with more effective equipment.

Concentration of greenhouse gases, especially CO2, have increased substantially since the beginning of the industrial revolution. And the National Academy of Sciences indicates that the increase is due in large part to human activity.

I meant it when I said she was the greatest first lady ever. Because she viewed the presidency and being first lady as an opportunity to improve people's lives. It wasn't a burden. She put her heart and soul into the experience, just like I did.

I'm a patient man. And when I say I'm a patient man, I mean I'm a patient man.

Those who feel like they can intimidate our fellow citizens to take out their anger don't represent the best of America, they represent the worst of humankind, and they should be ashamed of that kind of behavior.