"Life is like riding a bicycle. To keep your balance, you must keep moving."

"Insanity is doing the same thing over and over again and expecting different results."

"Try not to become a man of success, but rather try to become a man of value."

"I have no special talents. I am only passionately curious."

"A person who never made a mistake never tried anything new."

"We cannot solve our problems with the same thinking we used when we created them."

"Logic will get you from A to B. Imagination will take you everywhere."

"The difference between genius and stupidity is that genius has its limits."