translation.ar: لاتشتري ما تقوم به، بل تشتري لماذا تقوم بما تقوم به، لأن ماتقوم به يدل ببساطة عما تؤمن به.
translation.en: People don't buy what you do; they buy why you do it, and what you do simply serves as the proof of what you believe.