No, he never said he was a saint. He did rail for years against liberal drug users and has continually supported the WOD.
I don't know about these charges, have to wait and see. But if true, credibility is gone and so are a huge number of listeners. You can't have credibilty on a subject if you are a hypocrite.
I hope it's not true.
There is a difference between someone who gets addicted to a prescription pain killer and someone who willfully starts using an illegal drug. The law recognises this difference by the way people are prosecuted.
Time will tell.