There's no sense in being precise when you don't even know what you're talking about.
John von NeumannYou wake me up early in the morning to tell me I am right? Please wait until I am wrong.
John von NeumannThe most vitally characteristic fact about mathematics is, in my opinion, its quite peculiar relationship to the natural sciences, or more generally, to any science which interprets experience on a higher than purely descriptive level.
John von Neumann