Don't you understand how dramatic it is to be a comic? To be a fool, to get people to laugh at this show-off? Milton Berle could take Laurence Olivier and stick him under the table if he wanted to. And so could I.

If you think childlike, you'll stay young. If you keep your energy going, and do everything with a little flair, you're gunna stay young. But most people do things without energy, and they atrophy their mind as well as their body. You have to think young, you have to laugh a lot, and you have to have good feelings for everyone in the world, because if you don't, it's going to come inside, your own poison, and it's over.

When I hit around 65, 66, I started to feel tremendous worth and incredible personal esteem. I was becoming very cognisant of my contribution to the American spirit of helping your fellow man and all of the good stuff.

When I was onstage doing the work, adrenaline killed the pain because I never hurt in front of an audience.

The day you're born, you get the pink slip on YOU. Outright ownership. You must only share that life with those that you and only you choose.

I tell young comics, 'Do you want this badly enough? It's there. But you have to go get it. And if you think I'm going to give you the key to the lock of that door, there is no key, there is no lock, and there is no door.'

If I found the cure for dystrophy tomorrow, I would do a telethon in four weeks for acute pain that in this country is a bigger problem than cancer, heart, sickle cell, anemia, name it. It is - it's hitting 70 million Americans.