Stephen Hawking needs to work on the salesmanship

The scientist, who did pioneering work on black holes and on a theory of everything, compares people who do not want to spend money on human space exploration to those who opposed the journey of Christopher Columbus.

"In a way, the situation is like Europe before 1492. People might well have argued that it was a waste of money to send Columbus on a wild goose chase."

"Yet the discovery of the new world made profound difference to the old. Just think, we would not have a Big Mac or KFC (Kentucky Fried Chicken)," he added referring to the ubiquitous US fast food outlets.

Somehow, I don’t think that investors would be sold as that a good return on investment.