We're not trying to reinvent the wheel; for any environmental organization to claim sole responsibility for any kind of victory is insane, because everybody attacks these problems as a group.

The environmental movement, like all political processes, reacts best to disasters. But these are very slow, very gradual disasters in the making.

How much do you engage yourself in what's truly real and important in life? That's the individual question.

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.

It is particularly appropriate that we unveil this campaign on this first day of the annual international coastal clean-up effort. Beach cleanups are something each of us can do any time of the year. I'm proud to be participating in the cleanup efforts today and I encourage everyone to make the time for these types of activities.

My job playing Sam Malone was to let the audience in, to love my bar full of people. And that informed my life. I mean, we're so different [in the cast], some of us. Miles apart. [But] when I see anyone from those days, I tap into that instant love for them.

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.