[Personal differences have many advantages]:

They can encourage us to search the Scriptures (Psm. 119:71-72).

They can help us think carefully about how and what we think or what we believe (Pro. 15:28).

They can help us work harder at communicating effectively (Eph. 4:25).

They can produce maturity and endurance (Jas. 1:2-5).

They can help us sharpen one another (Pr. 27:17).

They can strengthen our faith in the truth that God is working all things for our good (Rom. 8:28-29).

They give us opportunity to practice servanthood and preferring one another (Phil. 2:2-3).

They give us opportunity to love and glorify God (1 Cor. 10:31-32).