Don't don't. At your age you can avoid to burn the candle at both ends and in the middle (joke courtesy of Redd Foxx). Everyone telling you to not do X is just

Don't don't. At your age you can avoid to burn the candle at both ends and in the middle (joke courtesy of Redd Foxx). Everyone telling you to not do X is just telling you that they had a problem with X. The only piece of advice I can provide which I think is provably correct is to put as much money as you can spare into an S&P 500 index fund.