The difference in winning & losing is most often, not quitting.

The United States, in their expansive capacity, are capable of containing within their limits the whole population of the earth.

Joy sparks the urge to play, interest sparks the urge to explore, contentment sparks the urge to savor and integrate, and love sparks a recurring cycle of each of these urges within safe, close relationships.

The only way to stay ahead is to keep learning.

We are what we think.

"The truth is rarely pure and never simple."

I’m a woman and I have thoughts and questions and things to say.

The key to efficient computation is not just speed, but elegance.

The only limits in life are the ones you set for yourself.