This thesis explores Kant's theory of the temperaments as outlined in his 1764 pre-critical essay on the aesthetic categories of the beautiful and the sublime. While this text is often singled out for its prejudicial remarks, the chapter on temperament provides a useful framework for understanding Kant's thinking on diversity at this stage in his philosophy, and is critical for any attempt to reconcile the tensions in this work between its advocacy of cosmopolitan universalism and its troubling observations on gender and race. The first chapter explores Kant's awareness of the problem of privileging the melancholic above all others as the only temperament capable of achieving true moral virtue. The second and third chapters investigate how ...