I just want to jump on the bandwagon and say that the whole XKCD "What If?" Series is Phenomenal. I'm quite fond of the one about a mole (quantity) of moles (rodents).
How will we know, when the morning comes, we are still human? - 2D
Don't worry, my friend. If this be the end, then so shall it be.
Don't worry, my friend. If this be the end, then so shall it be.