Gandhiji, if you became a Catholic, you would be as great as St. Francis.

On January 2nd, 1937 a Professor of Philosophy from Poland, Krzenski came to see Gandhiji. Krzanski told Gandhiji that Catholicism was the only true religion. Go on to read the wonderful conversation..
http://arunshourie.voiceofdharma.com/articles/19940204.htm