Philosophy in a New Key (1941)
Quotes from book
Philosophy in a New Key

Philosophy in a New Key: A Study in the Symbolism of Reason, Rite and Art is the main work of American philosopher Susanne K. Langer, first published in 1941. In it she declares that "Symbolism was the ‘new key’ to understanding how the human mind transformed the primal need to express oneself."
Philosophy in a New Key (1942)
“If we would have new knowledge, we must get us a whole world of new questions.”
Philosophy in a New Key (1941)
“Common-sense knowledge is prompt, categorical, and inexact.”
Source: Philosophy in a New Key (1942), Ch. 10, p. 216
Source: Philosophy in a New Key (1942), Ch. 1, p. 1