I don't think he is trying to minimize the work of others. Steve is saying if you see a meaningful problem that you know how to attack, it's up to you to make it a priority rather than putting it off because you can't be bothered.

He's talking about working toward your potential and possibly making short-term sacrifices in exchange for the greater good.

Because if you have a unique perspective on a problem, you may be the only one in the world right now with the vision to solve it. Don't waste your time working on mundane shit when you know you could be doing something more.