"What would life be if we had no courage to attempt anything?"
Vincent van Gogh
"There is time for everything."
Thomas A. Edison
"Man's greatness lies in his power of thought."
"The ability to convert ideas to things is the secret to outward success."
Henry Ward Beecher
"Don't find fault, find a remedy."
"Great spirits have always encountered violent opposition from mediocre minds."
"The significance of a man is not in what he attains but in what he longs to attain."
"Adversity causes some men to break, others to break records."
William A Ward
"The only way of finding the limits of the possible is by going beyond them into the impossible."
Arthur C. Clarke
"There is no happiness except in the realization that we have accomplished something."
"The future depends on what we do in the present."
"Nothing is permanent, except change"
"Real generosity toward the future lies in giving all to the present."
"In questions of science, the authority of a thousand is not worth the humble reasoning of a single individual."
"The future belongs to those who believe in the beauty of their dreams."