Its said higher the risk , higher would be the return. But there should be calculated risk with proper analysis. There are certain ways where you can minimize you risk and for that you need to have better research and knowledge.
Its necessary for any success to take risk without risk you cant achieved your goals same here in bitcoin when I heard about bitcoin so I was thinking too much about it because before bitcoin there was some other crypto which cheat me but finally I take risk and now Im happy with my life and now all my friends and family members they are also taking a very good profit from bitcoin and they all also take a risk.