鈥淟aughter is the best medicine!鈥 That鈥檚 an old adage, maybe even dating back to the biblical era. The book of Proverbs in the Old Testament proposes that 鈥渁聽 merry heart doeth good like a medicine:...
When John Milton wrote in Paradise Lost that the mind can make a heaven of hell and a hell of heaven, without realizing it, he was talking about the 鈥減lacebo鈥 and the 鈥渘ocebo鈥 effect. 鈥淧lacebo鈥...