Genius is one per cent inspiration, ninety-nine per cent perspiration.
Thomas Edison
Many of life's failures are people who didn't realize how close they were to success when they gave up.
Thomas Edison
I have not failed. I've just found 10,000 ways that won't work.
Misattributed to Thomas Edison
Opportunity is missed by most people because it is dressed in overalls and looks like work.
Thomas Edison
Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time.
Thomas Edison