Arthur C. Clarke

Clarke’s Third Law

“Any sufficiently advanced technology is indistinguishable from magic.”

Christopher Hitchens

Hitchen’s Razor

“What can be asserted without evidence can be dismissed without evidence.“

Bertrand Russell

“Many people would sooner die than think. In fact they do.”

Carl Sagan

The Sagan Standard

“Extraordinary claims require extraordinary evidence.”


“Common sense is not so common.”