A saying widely attributed to Honda Sōichirō, the founder of Honda, runs: Seikō wa kyūjūkyū pāsento no shippai ni sasaerareta ippāsento de aru. Success is one percent, supported by ninety-nine percent failure.
The magazine Bungei Shunjū listed it in 2013 among his sayings. No original source for this exact wording has been found.