I don't think any responsible performer would go on stage high. If he convinced himself he is better that way, he is deluding himself.

I think some entertainers have been very irresponsible in their part in making drug use a fad among young people. They say, look at so-and-so, he's a pot head and look what it has done for him. The truth is, he was talented to start with. I mean, if you have vacuity and expand it, you still have vacuity.