The largest and most powerful computers are still no match for the smallest and weakest humans.

Caring for children has always been one of the deepest and most satisfying things that a human being does, and yet it is hard to keep a healthy attitude toward it in our competitive, outcome-oriented society.

We don't measure the quality of our other relationships by how well the other person turns out, for instance whether my husband is a better person after 10 years than he was when I first met him.

The brain is highly structured, but it is also extremely flexible. It's not a blank slate, but it isn't written in stone, either.

We fear death so profoundly, not because it means the end of our body, but because it means the end of our consciousness - better to be a spirit in Heaven than a zombie on Earth.

Because we imagine, we can have invention and technology. It's actually play, not necessity, that is the mother of invention.

The more obsessively we focus on what a particular food is going to do for us, the less healthy we've become. Simple pleasures become complicated.