Reread lines 198-210. Why is it ironic for Sedaris to say he felt generous toward the Tomkeys?

It is ironic for Sedaris to say he felt generous toward the Tomkeys because in the passage he said he had to learn how to hate them after a while. He also talked about being very upset and curious about their odd life. This means he wasn't really in an agreeable relationship with Tomkeys due to their lifestyle and explains why feeling generous towards them felt ironic.