"Before we started launching people into space as private citizens, people thought that was a pie-in-the-sky idea, " He said.

BBC: Plans for asteroid mining emerge

Why is pulling your own load and expanding the proverbial pie considered selfish, yet burdening others thought justified?

FORBES: What Rand Paul Should Have Said About Slavery

Friends paid tribute to the "quiet" and "timid" teenager, who is thought to have visited the shops and returned to the house with a meat pie when she was attacked.

BBC: Tributes to Jade Anderson after Atherton dog attack