Enigma Solution

How does a 'Mahatma' a great soul differ from ordinary people?  His witty handling of an obnoxious teacher may help throw some light. Mohandas Karamchand Gandhi popularly known as Mahatma Gandhi studied law in England from 1888 to 1891 where he attended The Honourable Society of the Inner Temple, in London. Mr. Peters was one of the many people who taught at 'Inner Temple'. He disliked Gandhi ji intensely and made no effort to disguise his animosity and prejudice against Gandhi ji and tried to insult him at every opportunity. Gandhi ji may have been puny in looks but was a giant in intellect. He refused to be cowed down and always put forward original arguments and approaches which led to numerous confrontations with the arrogant Peters. One day, Mr. Peters was having lunch at the dining room of the University, and Gandhi ji came along with his tray and sat next to Peters Peters said, "Mr. Gandhi, you do not understand.  A pig and a bird do not sit