I know what you're thinking about, but it isn't so, nohow. Contrarywise, if it was so, it might be, and if it were so, it would be. But, as it isn't, it ain't. That's logic.

But I was thinking of a way To multiply by ten, And always, in the answer, get The question back again

But I was thinking of a plan to dye one's whiskers green.

Be what you would seem to be - or, if you'd like it put more simply - never imagine yourself not to be otherwise than what it might appear to others that what you were or might have been was not otherwise than what you had been would have appeared to them to be otherwise.

Courtesy while you're thinking what to say. It saves time.

Now, here, you see, it takes all the running you can do, to stay in the same place. If you want to get somewhere else, you must run at least twice as fast as that!