Famous quotes containing the words theme and/or ingredient:
“And God-appointed Berkeley that proved all things a dream,
That this pragmatical, preposterous pig of a world, its farrow that so solid seem,
Must vanish on the instant if the mind but change its theme ...”
—William Butler Yeats (1865–1939)
“Logic is the last scientific ingredient of Philosophy; its extraction leaves behind only a confusion of non-scientific, pseudo problems.”
—Rudolf Carnap (1891–1970)