I know its GOOD when I hit it and start sweating. After smoking for around 13-14 years its rare I can find bud that does that for me. Last bit that dis it was some super duper Grapefruit an old friend used to growi always know when i've good pot when i get a tingling feeling that starts at the top of my backbone and goes all the way down. i started smoking some cindy i harvested a few months ago and it does that to me a few minutes after putting the bowl down. ever happen to you?