To make astute people believe one is what one is not is, in most cases, harder than actually to become what one wishes to appear.
Georg C. LichtenbergA good method of discovery is to imagine certain members of a system removed and then see how what is left would behave: for example, where would we be if iron were absent from the world: this is an old example.
Georg C. LichtenbergWe are obliged to regard many of our original minds as crazy at least until we have become as clever as they are.
Georg C. Lichtenberg