We take for granted that the organism does not learn to grow arms or to reach puberty... When we turn to the mind and its products, the situation is not qualitatively different from what we find in the case of the body. Noam Chomsky
Life as an end is qualitatively different from life as a means. Daniel Pinchbeck
Qualitatively different contradictions can only be resolved by qualitatively different methods. Mao Zedong