All things are parts of one single system, which is called nature; the individual life is good when it is in harmony with nature.
No evil is honorable: but death is honorable; therefore death is not evil.
Happiness is a good flow of life.
A bad feeling is a commotion of the mind repugnant to reason, and against nature.
Man conquers the world by conquering himself.
Wellbeing is attained by little and little, and nevertheless is no little thing itself.