First and foremost, however, Calvin was known for his solemn, disciplined work ethic, a characteristic that many link to Calvinism even today.
Ennekõike sai Calvin siiski tuntuks oma tööeetika poolest, mida iseloomustasid tõsidus ja distsipliin. Neidsamu jooni seostatakse kalvinismiga veel tänapäevalgi.