So today I was minding my own business, studying for Modern Techniques in Chemistry, and I started to read about buffer solutions. That's when I saw it.
Don't you see it? Here, a bigger, blurrier picture:
"AHA! A BUFFER!"
If you google "Aha! A buffer!" You find out that David Harris is SUPER FOND of this phrase. He says it in all of his books. A LOT.