Thomas Edison, who is also the inventor of the greatest bulb.He wants to bring to light the gas lamps instead of electricity use at trial.He made some experiments alone in the attic home.The experiment 100 times, passed without any progress.Banbok friends, he quit thinking already very crazy.The trial gone, Mr. Mr., it fails both times 500 500 times.At the time Mr. should surrender and then.......Edison replied: Yes, we did not fail, not 500 times, he told me a friend.But we discovered 500 how it did not work separately......In the end, when up to one thousand times the trials. He has discovered the secret.The invention of the electric light bulb and can be successful.
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