"我们唯一知道的是我们一无所知而这就是人类智慧的最高境界"

“Whatever the problem, be part of the solution. Don't just sit around raising questions and...”

“We are all in the gutter, but some of us are looking at the stars.”

“Stop letting people who do so little for you control so much of your mind, feelings and emotions.”

“You either play the game or let the game play you.”

“Your most unhappy customers are your greatest source of learning.”

“What you seek is seeking you”

“I say luck is when an opportunity comes along and you're prepared for it.”

“When you have a goal, when you have a vision, everything becomes easy”

“You are what you believe yourself to be.”

“If you can make a decision with analysis, you should do so. But it turns out in life that ...”

“Success does not consist in never making mistakes but in never making the same one a second time”

“Doors will slam in your face. You must pick yourself up, dust yourself off, and knock agai...”