I don't look at myself as a leader. I do look at myself as part of a community.

Everything is cause and effect. If you don't move, nothing will move with you, and nothing will move toward you.

Optimism is a cure for many things.

It is ironic that in the same year we celebrate the 50th anniversary of the discovery of DNA, some would have us ban certain forms of DNA medical research. Restricting medical research has very real human consequences, measured in loss of life and tremendous suffering for patients and their families.

I've never gotten up to see something one of my kids wanted to show me and not been rewarded.

If you fixate on the worst-case scenario and it actually happens, you’ve lived it twice.

Now I feel and I say all the time that vanity is, like, long gone. I'm really free of worrying about what I look like, because it's out of my shaky hands. I don't control it. So why would I waste one second of my life worrying about it?