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

“My approach is to start from the straightforward principle that our body is a machine. A very complicated machine, but none the less a machine, and it can be subjected to maintenance and repair in the same way as a simple machine, like a car.”

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

“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.”

“Your future self is watching you right now through your memories.”