Sticking to it is the genius.
Every wrong attempt discarded is another step forward
I know of over 3,000 ways [that] a light bulb does not work.
There is no subsitute for hard work.
Remember, life is all what you focus on. Learn lessons and keep moving forward towards your goals and dreams... "I have not failed. I've just found 10,000 ways that won't work."
Unfortunately, there seems to be far more opportunity out there than ability.... We should remember that good fortune often happens when opportunity meets with preparation.