Lilith continues to show her strength as a leader by realizing when she gets good advice and adapting her strategy. He relationship with Joseph, which becomes sexual, offers her something that she has been lacking her entire time in isolation and that not even Tate could fulfil for her. While the intimacy Lilith finds with Joseph helps motivate her to continue in her work, it also reminds her of all the things about human relationships that the Oankali don’t understand and have deprived her of up until this point.