"Opportunity is missed by most people because ..."

"Opportunity is missed by most people because it is dressed in overalls and looks like work." - Anonymous*

*Quote accredited to 'Anonymous' instead of Thomas Edison:

"...the earliest instance of this saying has no attribution and based on current evidence the designation “anonymous” seems to be the safest. Perhaps in the future a solid ascription to Dodd or someone else will emerge. The saying was in circulation while Edison was still alive, but there is no substantive evidence that he used the adage." - Quote Investigator