If the swiftest thinking has about the pace of a greyhound, the slowest must be supposed to move, like the limpet, by an apparent sticking, which after a good while is discerned to be a slight progression. 
If the swiftest thinking has the pace of a greyhound, the slowest must be supposed to move, like the limpet, by an apparent sticking, which after a good while is discerned to be a slight progression. 