"Restlessness is discontent and discontent is the first necessity of progress. Show me a thoroughly satisfied man and I will show you a failure."
"Far better is it to dare mighty things, to win glorious triumphs, even though checkered by failure... than to rank with those poor spirits who neither enjoy nor suffer much, because they live in a gray twilight that knows not victory nor defeat."Thomas A. Edison on Theodore Roosevelt
"I can accept failure, everyone fails at something. But I can't accept not trying."Thomas A. Edison on Michael Jordan
"Nothing in this world can take the place of persistence. Talent will not nothing is more common than unsuccessful people with talent. Genius will not unrewarded genius is almost a proverb. Education will not the world is full of educated failures. Persistence and determination alone are omnipotent."Thomas A. Edison on Calvin Coolidge
"My great concern is not whether you have failed, but whether you are content with your failure."Thomas A. Edison on Abraham Lincoln
"Remembering that I'll be dead soon is the most important tool I've ever encountered to help me make the big choices in life. Because almost everything - all external expectations, all pride, all fear of embarrassment or failure - these things just fall away in the face of death, leaving only what is truly important."Thomas A. Edison on Steve Jobs
"To my mind the old masters are not art their value is in their scarcity."
"The best thinking has been done in solitude. The worst has been done in turmoil."
"Hell, there are no rules here - we're trying to accomplish something."
"Just because something doesn't do what you planned it to do doesn't mean it's useless."
"Be courageous. I have seen many depressions in business. Always America has emerged from these stronger and more prosperous. Be brave as your fathers before you. Have faith! Go forward!"