We are Cheyenne
The phrase "We are Cheyenne" to Philbert means a connection spiritually, and with tradition. RedBoe, however, relates the phrase with politics and preserving the Cheyenne community. During the roadtrip, Philbert learns from Redboe the importance of not letting the government take what is yours. Redboe learns from Philbert the importance of being connected with your history and traditions. Although the two characters seem so different with identity politics, the are connected through Cheyenne.