Socrates* believed that only people with self-knowledge could find true happiness. According to Socrates: – Happiness flows not from physical or external conditions, such as bodily pleasures or wealth and power, but from living a life that's right for your soul, your deepest good.
Never to be told what to do - work it out for yourself.
having purpose, meaning, values, fulfillment, goals and being part of a community, no matter how small where you care and others care for you. And above all it being appreciative of all these things in your life
opposite of sadness
tho sometimes you can be both at same time
A feeling of wellbeing, and being comfortable in your own skin.