British sociologists have calculated that the easiest way to offend people is to criticize his appearance. Swearing or other forms of criticism, contrary to expectations, are less offensive.In addition, people are concerned about not only their own appearance, and the opinion of their friends and loved ones. 43% of respondents worried about negative comments about the appearance of his friends, and 39% will be offended if you criticize them personally.It is significant that jokes about religion don't like only 35% of respondents, and the criticism of their personal religious views would upset only 21%. The color of the skin and any racial jokes are concerned, only 23% of people.
Source: estet-portal.com