قل إنك تعرف عندما تعرف، لكن قل إنك لاتعرف عندما لاتعرف.هذه هي المعرفة الحقيقية

“It is not the failure of others to appreciate your abilities that should troubl…”

“Attack the evil that is within yourself, rather than attacking the evil that is…”

“Never tire to study. And to teach to others”

“Tell me and I will forget, show me and I may remember; involve me and I will un…”