  Russell echoes similar sentiments in essays after Principles. In 1910 he writes that “we feel that there could be no falsehood if there were no minds to make mistakes” (Slater 1992, p. 119), and in the 1918 he remarks that a person with “a vivid instinct as to what is real” cannot “suppose that there is a whole set of false propositions about ” [Russell 1956, p. 223).