“On the mountains of truth you can never climb in vain: either you will reach a point higher up today, or you will be training your powers so that you will be able to climb higher tomorrow.”

“Be proactive. Begin with the end in mind.”

“You do not rise to the level of your goals. You fall to the level of your systems.”

“I learned that courage was not the absence of fear, but the triumph over it. The brave man is not he who does not feel afraid, but he who conquers that fear.”

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