Inventing is a combination of brains and materials. The more brains you use, the less material you need.
Charles KetteringIf a fellow wants to be nobody in the business world, let him neglect sending the mailman to somebody on his behalf.
Charles KetteringObsolescence is a factor which says that the new thing I bring you is worth more than the unused value of the old thing.
Charles KetteringPeople think of the inventor as a screwball, but no one ever asks the inventor what he thinks of other people.
Charles Kettering