[jest7325]

Genius is one percent inspiration, ninety-nine percent perspiration. - Thomas Edison

It's not so original and it sounds like it was copied/pasted from an old quote 100 years ago

[pythonaut_16]

Linus literally talks about Edison and that quote in the article

[analog31]

I suspect the original Edison quote is so widely familiar, that a conspicuous modification is a sort of play on words that doesn't require citing the original.