Many think that the short term gain will be worth the long term pain, but isn't. In addition, using steroids is cheating, and there is nothing worse in sports than a cheater. Don't do it."

This means that if you cheat it won't hurt at that moment but it will hurt for the rest of your life because you will have to live with that on your continues.Also this  quote does not just apply to sports, but also life.  Whenever you are contemplating doing something bad, you have to ask yourself: "Will the long term repercussions be worth it?"I think what he trying to say to us is that doing things the right way maybe a little challenging now but later it pays off in a good way. Cheating isn't good because it's like what you accomplished isn't really  something that you can take credit for and be proud of. When people cheat they may think they did their best but in reality they didn't.