Many of life's failures are people who did not realize how close they were to success when they gave up.
Thomas A. EdisonKeep on the lookout for novel ideas that others have used successfully. Your idea has to be original only in its adaptation to the problem you're working on.
Thomas A. EdisonI am not overly impressed by the great names and reputations of those who might be trying to beat me to an invention. It's their 'ideas' that appeal to me. I am quite correctly described as 'more of a sponge than an inventor
Thomas A. Edison