How do T. J.’s relationships develop the theme of friendship in this chapter of Roll of Thunder, Hear My Cry? T. J.’s relationships show that what a friend says is more important than how a friend acts. T. J.’s relationships show the difference between true friendship and false friendship. T. J.’s relationships show that it is easy to make friends with many different people. T. J.’s relationships show what true friendships and false friendships have in common.