Prohairesis (n.) is never overcome by fear — only by itself; the judgement that yields to terror overcame itself.
Prohairesis (n.) is Epictetus's word for the mind as one's total disposition to assent — virtue in a sage, vice in everyone else.
Prohairesis (n.) is destroyed the moment you honour anything outside it — and outside it lie not only office but freedom from office, not only business but leisure.
Prohairesis (n.) is the mind in just those respects that depend on nothing it cannot itself judge, decide and will — the 'us' that no outside force can reach.
Prohairesis (n.) is the one thing the tyrant cannot chain: “My leg you will fetter, but my moral purpose not even Zeus himself has power to overcome.”
Prohairesis (n.) is the only thing that can destroy the whole man — by hunger, the noose, the cliff — and the only thing nothing outside can hinder; so it alone is vice or virtue.
Prohairesis (n.) is the faculty in human judgments that makes us desire or avert. 'We are prohairesis'. Dihairesis is the judgment performed by our prohairesis, that enables us to distinguish what is subject to our exclusive power from what is not subject to our exclusive power.