[On deciding not to have children:] Yes, there is a little sadness ... But there's also a little sadness around the fact I may never get to go to the moon. Jeez, you can't do everything in this lifetime.

[On deciding not to have children:] Yes, there is a little sadness ... But there's also a little sadness around the fact I may never get to go to the moon. Jeez, you can't do everything in this lifetime.

The traditional rules for having children are long gone. Some days I feel like the harder choice is to not have a kid.

I don't have time every day to put on make up. I need that time to clean my rifle.

If I'm ever stuck on a respirator or a life support system, I definitely want to be unplugged -- but not until I'm down to a size eight.