Under the age of 18 no illegal drugs and no prescription drugs without a medical need and doctor's order. Over the age of 18 you can take steroids until your head explodes for all I care.
Not sure how a "yardstick" figures into this, literally or figuratively. The people have the right to elect officials they want. Collectively this creates democracy. You may believe the elected official is qualified or you may believe they're an idiot. But whatever you think, if they got...