His speech was never intended for body building. He actually read speech at a university. Most of things he says in speech is actually about becoming successful in life.
HUUR DUUR TAKES ROID U MAGICALLY BECOME BIG. He admitted taking some anabolic steroid. But even if you take steroids you don't magically become big. You still have to work you're butt off. Beside he only took it once.
Just love how uneducated people just assume someone who takes roid becomes magically bigger.