"التجريب هو المنبع الحقيقي لكل المعرفة."

“Success is not the key to happiness Happiness is the key to success”

“It is easy to love your friend, but sometimes the hardest lesson to learn is to love your enemy.”

“I've learned that people will forget what you said, people will forget what you did, but p...”

“When the enemy is relaxed, make them toil. When full, starve them. When settled, make them move.”

“Tears are words that need to be written.”

“The key to success is not in the will to win, but in the will to prepare to win.”

“No one can continually insult you or hurt your feelings without your permission.”

“When you repeat a mistake, it is not a mistake anymore: it is a decision.”

“Once we accept our limits, we go beyond them.”

“An appeaser is one who feeds a crocodile, hoping it will eat him last.”

“Success will always be driven by focus & effort — and we always control both.”

“If you don't like something, change it. If you can't change it, change your attitude.”