I consider that a man's brain originally is like a little empty attic, and you have to stock it with such furniture as you choose. [...] It is a mistake to think that that little room has elastic walls and can distend to any extent. [...] It is of the highest importance, therefore, not to have useless facts elbowing out the useful ones.
Arthur Conan DoyleThe approach to the offices of Girdlestone and Co. was not a very dignified one, nor would the uninitiated who traversed it form any conception of the commercial prosperity of the firm in question.
Arthur Conan Doyle