“Life can only be understood backwards but it must be lived forwards.”– Soren Kierkegaard Related Quotes “It evolved from my experience in the fifties, growing up during the McCarthy era, and hearing a lot of assumptions that America was wonderful and Communism was terrible.”– Warren Farrell “The only relevant test of the validity of a hypothesis is comparison of prediction with experience.”– Milton Friedman “I’m not one aspect of the human experience – none of us is.”– Jennifer Aniston