And to my thinking as a lover of life, butterflies, soap-bubbles, and whatever is of their kind among men, know most of happiness. To see these light, foolish, delicate, mobile little souls flitting about—that moveth Zarathustra to tears and to song. – Friedrich Nietzsche (1844–1900), “Of Reading and Writing,” Thus Spake Zarathus

The caterpillar does all the work but the butterfly gets all the publicity. – Attributed to George Carlin