The wine of youth does not always clear with advancing years; sometimes it grows turbid.
Source: The Stages of Life, 1930; repr. in Collected Works, vol. 8, para. 774, ed. by William McGuire, 1960.
-- Carl Gustav Jung, (Jul 26 1875-1961), Swiss psychologist, psychiatrist; The Father of Analytical Psychology classified personalities as extroverted and introverted; wrote Psychology of the Unconcious, 1912.