Basically, the body does have a vast amount of inbuilt anti-ageing machinery; it's just not 100% comprehensive, so it allows a small number of different types of molecular and cellular damage to happen and accumulate.

[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.

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

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

Celebrating the future is about celebrating a better world: a world in which everyone's life is easier and their health is maintained longer. It’ll be a life where there’s more time for leisure - for enriching each other’s lives rather than just running to stand still. In other words, more holiday time! So a holiday is absolutely the appropriate way to help us focus on it and make it a reality soon.

Wikipedia was a big help for science, especially science communication, and it shows no sign of diminishing in importance.

I think it's reasonable to suppose that one could oscillate between being biologically 20 and biologically 25 indefinitely.