Fred Nietzsche: What is it with you Linus? Why the eternally angst-ridden furrow in your brow, my small companion?
Is it the existential angst of a lesser being, unwilling (or unable) to elevate the condition of his species?
Is it a spirit-crushing sense of doomed inevitability that stems from the cyclical nature of all things?

L'il Linus Kitty-Cat: Or have you just forgotten to feed me for the third consecutive day, smart guy?