“The only limitations are those you place on yourself”

“If you don't find a way to make money while you sleep, you will work until you die”

“You need to fail in order to find the right solution”

“The essence of strategy is choosing what not to do”

“I didn't come this far to only come this far, so we've still got further to go”

“Let us rather run the risk of wearing out than rusting out.”

“What does not destroy me, makes me stronger”

“The opportunity of defeating the enemy is provided by the enemy himself.”

“All warfare is based on deception. Hence, when we are able to attack, we must seem unable;...”

“When you realize who you live for, and who's important to please, a lot of people will act...”

“We all know that light travels faster than sound. That's why certain people appear bright ...”

“If you're not stubborn, you'll give up on experiments too soon.”

“All you have to do is pay attention: lessons always arrive when you are ready.”