La vérité est-elle autre chose qu'une opinion ?, Jean-Marie FREY

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Jean-Marie FREY - Philosophe

Shared July 18, 2026

💬 If reality is reduced to the senses, truth varies according to individual perceptions and cannot claim universality. For the Sophists, as Protegeras put it, "man is the measure of all things": truth is then merely an opinion, the changing expression of an individual experience. ❖ "shorts" excerpt from: "Plato: The Demand for Truth" on Jean-Marie FREY's YouTube channel. 🎵 Music: jmArtMelody © All rights reserved – 2025 ------------------------------ 🦉 Jean-Marie FREY is an honorary professor of philosophy in preparatory classes for the Grandes Écoles. m-editer.izibookstore.com/auteur/17/Jean-Marie%20F… 📘 To delve deeper, here are three books by Jean-Marie Frey: – "Truth - The Allegory of the Cave, or the Ethics of Demonstration" (M-Éditer, 2010) – "Judging" (Dunod, 2025) – "Humanity" (Dunod, 2026) 🔔 Do you enjoy philosophy? Join Jean-Marie Frey's YouTube channel: @Jean-MarieFrey-Philosophe And the M-Éditer Publishing YouTube channel: youtube.com/channel/UCU6ni787OaRwbWWpv0kcv1g/join #philosophy #truth #reality #science #Plato #sophist #morality #politics #ethics #republic #school #pedagogy #logic #beauty #virtue #descartes #substance #professor #money #knowledge #mathematics #geometry