Photosynthesis, pulling water out of the ground, there's nothing plants can't do. Jojo loves plants, and we just sort of ruminated on all the things that make them special this time around.

Jojo often says she wishes we didn't have to kill animals, but she also possesses a keen instinct for what's necessary and unnecessary in life. So what's her feeling about being vegetarian?

Jojo often complains that certain activities — like school — aren't "fun." But she admits that there's a real satisfaction to her interests in things like bugs and space and the rest of the world. So what's the difference, and which one is more sustainable?

The brain is more like two brains. Can we harness our secret, second brains

somehow?

If you have important information, but it could be misused by other people,

what do you do with it?

What's the difference between nuclear energy and nuclear weapons? And is it

worth it to have split the atom?

Jojo sorts out the nature of doing something we know is bad for us, but

can't refrain from.