With a recent birthday, I've been acting now for twenty years.

I was a Clinton Democrat for twenty years.

Life's too short to be a Go-Go for twenty years.

I've known Laurence Fishburne for about twenty years.

How else can I get 540 people to come to my birthday?

I think that consciousness has always been the most important topic in the philosophy of mind, and one of the most important topics in cognitive science as a whole, but it had been surprisingly neglected in recent years.