It's not necessary to like the industry, but it's important to have a passion for the problem that you are solving. That passion will drive you to create a solution for the need that you have identified.

Yes, there will definitely be tasks that you will not like to do. Delegate those tasks when you can. At the early stages, you may not have any choice but to do those activities yourself. Keep driving towards solving the problem that you started out trying to solve - who knows, you may start enjoying the customer interactions once you see that you are helping them out!