[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.

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

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

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.

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.

The truth of the world is that in every group you will find some good and some bad people - which is why i am keenly aware that no group is ALL bad, just as no group is ALL good.

Justice therefore demands that no one should do more ruling than being ruled, but that all should have their turn.

It was apparent that many of the speeds used in the estimates were too large. The scale guiding wind speeds wasn't in tune with reality.

A rare bird upon the earth and very much like a black swan.

There are countries that are near ours which are in the situation which we all know. I want to say that this is not the case of Spain now and it will not be in the future.

As Wade Clark Roof noted in his study, the 'weightlessness' of contemporary belief in God is a reality...for religious liberals and many evangelicals.

I believe in God, and I'm a Christian.

You have to have a passionate opinion; otherwise you sound false. You end up telling the audience jokes they've already heard.

Most of my friends are skaters or were skaters at one time, so they obviously relate.

As Americans, we do love punishment.