And if you greet only your own people, what are you doing more than others? Do not even pagans do that?
I have seen all the works that are done under the sun; and, behold, all is vanity and vexation of spirit.Ecclesiastes 1:14 KJV
Be perfect, therefore, as your heavenly Father is perfect.Matthew 5:48 NIV
If you love those who love you, what reward will you get? Are not even the tax collectors doing that?Matthew 5:46 NIV