(noun) a system of religious mysticism teaching that perfection and spiritual peace are attained by annihilation of the will and passive absorption in contemplation of God and divine things / (noun) a passive withdrawn attitude or policy toward the world or worldly affairs / (noun) a state of calmness or passivity
Foucault’s later work is renowned for thinking Greek notions of the “care of the self” that can seem quietistic in terms of wider political action