Even if you do something small for someone, it helps. Serving in the kingdom of God is such a rewarding thing to do. Yes, every person have their gifting and where they serve. It is very important to not be selfish and just focus on your own. Give your all to Christ and in everything you do glorify Him. God tells us in His word that we must worship Him with all our mind, all our soul and all our body. Therefor be part of the body of Christ and serve in His kingdom. Be apart of something so much greater than yourself. It is also important to notice that you’re not in all this serving business alone, but you’re working together as a team. God has created you with certain gifting’s and you must use that to bring glory to His kingdom.
Every person is called to serve in some way.