Because we can't get enough of his manic cosmic assertions:

livethesheendream.com gives you random inspirational quotes.

They've been turned into poetry, here.

Annnnd . . . the Sheen Family Circus, which matches quotes with Family Circus cartoons.

Some of the language may not be appropriate for some sensibilities. Particularly those who aren't a rockstar from Mars and hence can't handle the truth. (In other words, cussing.) You have a better chance of a totally work-safe version of the random-quote generator here, at the Washington Post.