How many times did Thomas Edison fail before he invented the bulb?

It is said that Thomas Edison failed more than 9000 times in inventing the bulb ! A young reporter asked him once, ‘Do you consider yourself a failure ’Edison replied ‘Not at all’. I now know 9000 ways how a bulb cannot be invented.’ They say finally after that, Edison was successful in inventing the bulb. Can you imagine your life without bulb?

#Fast-fact

Due to fever in childhood, Edison couldn’t hear properly. But you see, he did not let his disability comes in the way of his dream !