Romans 12:3-5

For through the grace given to me I say to each one among you not to think more highly of himself than he ought to think; but to think so as to have sound thinking, as God has allotted to each a measure of faith. 4 For just as we have many members in one body and all the members do not have the same function, 5 so we, who are many, are one body in Christ, and individually members one of another,