Then you should say what you mean," the March Hare went on. "I do," Alice hastily replied; "at least--at least I mean what I say--that's the same thing, you know." "Not the same thing a bit!" said the Hatter. "You might just as well say that "I see what I eat" is the same thing as "I eat what I see"!
Lewis CarrollWhen I come upon anything-in Logic or in any other hard subject-that entirely puzzles me, I find it a capital plan to talk it over, aloud, even when I am all alone. One can explain things so clearly to one's self! And then, you know, one is so patient with one's self: one never gets irritated at one's own stupidity!
Lewis Carroll