A magician pulls rabbits out of hats. An experimental psychologist pulls habits out of rats.
If not you, then who? If not now, then when?
No one can predict to what heights you can soar. Even you will not know until you spread your wings.
Your attitude almost always determines your altitude in life.
Far away, in the sunshine, are my highest aspirations. I may not reach them but I can look up and see their beauty, believe in them, and try to follow where they lead.
Accept the challenges so that you may feel the exhilaration of victory.
The race is not always to the swift... but to those who keep on running.
You can't test courage cautiously.
A river flows smoothly only after a lifetime of passion and purpose.
The ultimate measure of a man is not where he stands in moments of comfort and convenience, but where he stands at times of challenge and controversy.