If you had to buy a new plane every time you flew somewhere, it would be incredibly expensive.

Failure is an option here. If things are not failing, you are not innovating enough.

Great companies are built on great products.

As you heat the planet up, it's just like boiling a pot.

I tend to approach things from a physics framework. And physics teaches you to reason from first principles rather than by analogy.

I just want to retire before I go senile because if I don't retire before I go senile, then I'll do more damage than good at that point.

It is definitely true that the fundamental enabling technology for electric cars is lithium-ion as a cell chemistry technology. In the absence of that, I don't think it's possible to make an electric car that is competitive with a gasoline car.