Marcus Aurelius, Meditations: Book 2:1
We were born for cooperation, like feet, like hands, like eyelids, like the rows up upper and lower teeth. So to work in opposition to one another is against nature: and anger or rejection is opposition.
Themes
Marcus Aurelius was a Roman Emperor from 161 to 180 AD. He was the last of the Five Good Emperors, and is also considered one of the most important Stoic philosophers.