Every theory presented as a scientific concept is just that; it's a theory that tries to explain more about the world than previous theories have done. It is open to being challenged and to being proven incorrect.
“I was aware that everybody said I was going to be a vast mega-flop, and that William Hague was just oh-so intelligent, and oh such a great parliamentarian, and therefore so different from me! So I thought, I must deprive them of the satisfaction of proving themselves right.”
“What is right for one soul may not be right for another. It may mean having to stand on your own and do something strange in the eyes of others.”