قيل لزينون "أي الملوك أفضل: ملك اليونانيين أم الفرس؟" قال: "من ملك شهوته وغضبه

“Confine yourself to the present.”

“Dig within. Within is the wellspring of Good; and it is always ready to bubble …”

“For outward show is a wonderful perverter of the reason.”

“Everything we hear is an opinion, not a fact. Everything we see is a perspectiv…”