He threatened Gauguin with a razor the same night he cut off part of his own ear
[DOC] [TLE] Vincent Van Gogh Biography - Renoir Fine Art Inc. [PAR] By the age of 27 he had been in turn a salesman in an art gallery, a French tutor, 
a theological ... in a quarrel in which van Gogh wildly threatened Gauguin with a 
razor; the same night, in deep remorse, van Gogh cut off part of his own ear.