Lice have been with us and evolving with us for as long as we have existed.

The loss of body hair is interesting to anthropologists, because it is a feature that distinguishes us from our nearest living relatives, chimpanzees. They have body hair, we don't.

D.N.A. sequences change by mutations, and the idea behind the molecular clock is that those changes occur at, more or less, a constant rate, over time.

Gratitude, the ability to count your blessings, is the ultimate way to connect with the heart.

There is a natural limit to the success we wish our friends, even when we have spurred them on their way.

The life I live is my art work.

I guess we often get the deep blues, both of us, and wonder what it all means- the people, the buildings, the day by day things, the waste of time, of ourselves.

Where ever you are, be there totally.

The willingness to empty ourselves and then seek our true nature is an expression of great and courageous love.

I would love to do a duet with Tim McGraw. I think that would be fun.

What drives me? In every mission I'm on, the thing that drives me most is the desire to find my limits-and extend them.

Idle hands make fretful minds.

Perfect love casteth out fear.