Two characteristic marks have above all others been recognized as distinguishing that which has soul in it from that which has not - movement and sensation.
AristotleDifferent men seek after happiness in different ways and by different means, and so make for themselves different modes of life and forms of government.
AristotleA democracy exists whenever those who are free and are not well-off, being in the majority, are in sovereign control of government, an oligarchy when control lies with the rich and better-born, these being few.
Aristotle