New Delhi, June 9 -- "I have not failed. I've just found 10,000 ways that won't work."

- widely attributed to Thomas Edison

The Thomas Edison Foundation lists this popular version among Edison quotes, while Smithsonian Magazine cites a close variant: "I have not failed 10,000 times-I've successfully found 10,000 ways that will not work."

Edison's quote matters because it changes the emotional meaning of failure. Most people treat failure as proof that they are not capable. Edison treats failure as proof that he has learned something.

That is the mindset of an inventor. Every wrong attempt removes one wrong path. Every failed experiment narrows the search. Every mistake contains information.

In simple terms, Edison's message is: failu...