“We own almost all our knowledge not to those who have agreed but to those who have differed.”– Charles Caleb Colton Related Quotes “It is now common knowledge that the average American gains 7 pounds between Thanksgiving and New Year’s Day.”– Marilu Henner “Inductive reason, which alone makes man master of his environment, is an achievement and when once born it must be reinforced by inhibiting the growth of other modes of knowledge.”– Muhammad Iqbal “Human knowledge is dark and uncertain philosophy is dark, astrology is dark, and geometry is dark.”– John Jewel