Science has yet to isolate the Godiva Chocolate or Prada gene but that doesn't mean your weakness for pricey swag isn't woven into your DNA. According to a new study of identical twins it's less TV ads or Labor Day sales that make you buy the things you do than the tastes and temperaments that are already part of you at birth.

Indian religion has always felt that since the minds the temperaments and the intellectual affinities of men are unlimited in their variety a perfect liberty of thought and of worship must be allowed to the individual in his approach to the Infinite.

The history of philosophy is to a great extent that of a certain clash of human temperaments.