There is no difference between saving lives and extending lives, because in both cases we are giving people the chance of more life.

Accept the difficulty of what you cannot yet change. But do not accept the impossibility of ever changing it.

It's not just about life, of course; it's about healthy life. Getting frail and miserable and dependent is no fun, whether or not dying may be fun.

[Anti-aging therapies will] never be perfect, but we'll be able to fix the things that 200-year-olds die of before we have any 200-year-olds, and the same for 300 and 400 and so on.

The right to choose to live or to die is the most fundamental right there is; conversely, the duty to give others that opportunity to the best of our ability is the most fundamental duty there is.

If changing our world is playing God, it is just one more way in which God made us in His image.

The biggest handicap in research is an ability to think outside the box. The handicap is being encumbered by all the conventional wisdom in a given field.

What I actually wanted to do with my life is make a difference to the world. That led me into science very quickly.

If you look at winners of the Nobel Prize in biology, you'll find a fair smattering of people who don't know how to work a pipette.

What I'm after is not living to 1,000. I'm after letting people avoid death for as long as they want to.

Ageing is, simply and clearly, the accumulation of damage in the body. That's all that ageing is.

Ideas too sometimes fall from the tree before they are ripe.

Bill Clinton's foreign policy experience stems mainly from having breakfast at the International House of Pancakes.

People who have car collections - I never understood that. I always thought that was unnecessary. It's not beautiful, it's not creative. It's just showing how much money you've got.

I grew up on film sets but more around the process of making films. I saw a lot of the editing process and the writing process, which takes years. That really affected me growing up, that side of it.

This world is inescapably linked to the motions of the worlds above. All power in this world is ruled by these options.

History does not belong to us; we belong to it.

I hate to lend a book I love...it never seems quite the same when it comes back to me.

Light or luminosity is created by the way elements are juxtaposed. They become reflective and a radiance comes from putting different things together.

Let me tell you, a discussion that starts, 'I'll tell you something you do that irritates me, if you tell me something I do that bothers you,' never ends in a hug and a kiss.

Your life is a work of art, a craft to be carefully mastered. For patience has replaced time, and you are your own destination.