Philippians 1:27 - Whatever happens, conduct yourselves in a manner worthy of the gospel of Christ.
Philippians 2:3-4 - Do nothing out of selfish ambition or vain conceit. Rather, in humility value others above yourselves, not looking to your own interests but each of you to the interests of the others.
Philippians 2:6-7 - Who, being in very nature God, did not consider equality with God something to be used to his own advantage; rather, he made himself nothing by taking the very nature of a servant, being made in human likeness.