قهر النفس أعظم الانتصارات.
النص الأصلي بالإنجليزية
“Self conquest is the greatest of victories.”Plato — Wit and Wisdom of Socrates, Plato, Aristotle: Being a Treasury of Thousands of Glorious, Inspiring and Imperishable Thoughts, Views and Observations of the Three Great Greek Philosophers, Classified Under about Four Hundred Subjects for Comparative Study (1967)