The only ultimate cure for this evil (social persecution) is, however, an increase of toleration on the part of the public. The best way to increase toleration is to multiply the number of individuals who enjoy real happiness and do not therefore find their chief pleasure in the infliction of pain upon their fellow-men
Source: The Conquest of Happiness, 1930, chap.9:Fear of public opinion
More info.:http://russell-j.com/beginner/HA19-070.HTM