All of us are smarter than any of us.
Don't simply accept anything you are told, even by some authority. Think critically.
"Louis Pasteur's theory of germs is ridiculous fiction". - Pierre Pachet, Professor of Physiology at Toulouse, 1872
"Heavier-than-air human flight is impossible." - Lord Kelvin, President of the Royal Society, 1895 (The oldest scientific organization in the world)
"Everything that can be invented has been invented." - Charles H. Duell, Commissioner, U.S. Office of Patents, 1899.
"I think there is a world market for maybe five computers." - Thomas Watson, chairman of IBM, 1943
"There is no reason anyone would want a computer in their home." - Ken Olson, president, chairman and founder of Digital Equipment Corp., 1977
"Donald Trump is NOT going to be president. You can take that to the bank." - Nancy Pelosi, Speaker of the House of Representatives, 2016