Happiness Quote by Alan Lightman
![“One day [Rabbi Spear] talked about his theory of happiness. He proposed that human feelings respond only to contrast and change, not to constancy, just as eyesight responds to contrasts of light and dark and to movement. The rabbi speculated that if emotions are similar to eyesight and other…” quote by Alan Lightman](https://sms4smile.com/quotes/img-quotes/67d/alan-lightman-2270_happiness_one-day-rabbi-spear-talked-about-his-the_2624614.jpg)
““One day [Rabbi Spear] talked about his theory of happiness. He proposed that human feelings respond only to contrast and change, not to constancy, just as eyesight responds to contrasts of light and dark and to movement. The rabbi speculated that if emotions are similar to eyesight and other senses, then perhaps emotions were developed by nature as a survival mechanism.””
