You don't have to tell him his idea sucks. Just go over the process of what he will have to do in order to succeed. Maybe once he understands the grind of sta

You don't have to tell him his idea sucks. Just go over the process of what he will have to do in order to succeed. Maybe once he understands the grind of starting a successful business, he will realize how much work and effort it really takes to start a startup.