I was going through so many changes in my life - separation with my wife, having an affair - that was all very messy and public. It felt like if I really wanted to rock my boat and make changes in my life and who I am and how I am, that would also mean moving on from Cheers.

The planet will survive. Whether we get to be here and enjoy it, or enjoy life as we've known it, is what's questionable.

One of the ingredients that made Cheers work so well was the great ensemble of actors we had. That's the case with any good series.

Around year seven or eight, you'd kill yourself when you realized Norm had to enter and you had to come up with a new beer joke.

It is important to remember that the ocean's resources are finite. The commitment these kids are making here today is a clear and compelling call to all of us to pay attention to our ocean.

One person goes off and works in Houston the other person goes off to London and you're on the phone to each other and somebody is paying you to kiss somebody else. It's very bizarre being an actor.

Sharks have swum the oceans for over 400 million years, but we're threatening this critically important species for the purpose of making soup - it's sad and wasteful.