GLSI

"[The theory of our Constitution] is an experiment, as all life is an experiment.  Every year if not every day we have to wager our salvation upon some prophecy based on imperfect knowledge."

"Education is the most powerful weapon which you can use to change the world."

"Concerning all acts of initiative and creation, there is one elementary truth, the ignorance of which kills countless ideas and splendid plans: that the moment one definitely commits, then providence moves, too. All sorts of things occur to help one that would never otherwise have occurred. A whole stream of events issues from the decision, raising in one's favor all manner of unforeseen incidents, meetings and material assistance which no man could have dreamed would have come his way. Whatever you do or dream you can, begin it. Boldness has genius, power, and magic in it. Begin it now."

"Learning is not attained by chance, it must be sought for with ardor and attended to with diligence."

"Faith is taking the first step when you don't see the whole staircase."

"It is the mark of an educated mind to be able to entertain a thought without accepting it."

"What would life be if we had no courage to attempt anything?"

"The more you know about the past, the better you are prepared for the future."

"To raise new questions, new possibilities, to regard old problems from a new angle, requires creative imagination and marks real advance in science."

"Doubt kills more dreams than failure ever will."