What I Would Tell My 20YO Self:
-Avoid snacks, soda, and processed carbs.
-Get in the habit of going to the gym.
-Dental visits, every six months.
-Learn how money works. Start investing.
-Understanding people and organizations is as important as knowing your discipline.
-Learn to spot abusive/toxic organizations and people, and avoid them.
-There are so many good, moral people in the world. Choose your friends from among them.
-Always be working toward something.