During Miranda's captivity, she is constantly searching for a piece of humanity, whether it is G.'s piece of art work, music, or a book. Clegg proves that he is not a source of humanity with his lack of empathy.
"When a theist says that they accept evolution, it’s not the evolution that biologists study. They unnecessarily attribute a god as the driving force. I call it 'evolution by supernatural selection' to differentiate.