The Nine Muses of the Greek Mythology were deities that gave artists, philosophers and individuals the necessary inspiration for creation. ... The word museum also comes from the Greek Muses. The Nine Muses were: Clio, Euterpe, Thalia, Melpomeni, Terpsichore, Erato, Polymnia, Ourania and Calliope.
One of the main differences between the renaissance mass and a renaissance motet is that the mass is always based on a specific text that is part of the liturgy of a given day. Motet is not connected to some specific text that is part of the liturgy but is also like the mass usually sacred.