Would you still think Van Gogh was mad if you learned that Van Gogh didn't cut off his ear - it was 'chopped off by Gaugin in a row over a woman outside a brothel?
"The more I think it over, the more I feel that there is nothing more truly artistic than to love people." Vincent Van Gogh as quoted in Van Gogh : The Self-portraits (1969) by Fritz Erpel. Here's another.