Cynicism
- Founded by Diogenes
- Believed greed and possessions cause suffering
- Lived life according to nature, with only the basics needed to survive
- Sometimes lived in extreme poverty on purpose
Epicureanism
- Founded by Epicurus
- Believed that the best life is lived seeking and having simple pleasures
Stoicism
- Founded by Zeno of Citium
- The Roman Emperor Marcus Aurelius was another prominent Stoic philosopher
- Believed that self-discipline would lead to a better life
- Strong sense of morality and living by virtue