“Yes, it is true that sometimes unusually intelligent and sensitive children can appear to be stupid. But stupid children can sometimes appear to be stupid as well. I think that's something you might have to consider.”
“Sometimes you can be very stupid!”
“The difference between stupid and intelligent people – and this is true whether or not they are well-educated – is that intelligent people can handle subtlety. ”
“When you give success to stupid people, it makes them more stupid sometimes and not more intelligent.”
“How is it that little children are so intelligent and men so stupid? It must be education that does it”
“However stupid a fool's words may be, they are sometimes enough to confound an intelligent man.”