Sometimes you do so many research for your investment,but you make a loss at finally.In the meanwhile,your friends just follow famous people or obey some rumors,and they make huge profits.
Have you ever had such an experience?
If you have,how about your friend ?they make a fortune or not?
You can do both and even have more strategy on what you want to do with your money before you invest. I believe you're into information explosion and that you have many things to consider on "over this" or "over that's facts and opinions, it's a burden. Be simple on the "DYOR" process or best have a financial advisor regarding investing.