Given he is trying to cope with having everything he thought about his very existence on this earth being put into question, he's coping quite well. He's mostly worried about his family, and where they went after death.
I admit to powers beyond normal men. I admit to knowing the animal kingdom like the back of my hand. I admit... to being more skilled then most people think I am. But any secret tree collections, like an entire forest of different trees? I do not admit.