“Butterflies are self propelled flowers.”

“Butterflies are not insects,' Captain John Sterling said soberly. 'They are self-propelled flowers.”

“Cats, like butterflies, need no excuse.”

“Little girls, like butterflies, need no excuse,”

“His older self had taught his younger self a language which the older self knew because the younger self, after being taught, grew up to be the older self and was, therefore, capable of teaching.”

“We learned not to waste ammo even on warriors except in self-protection”

“A competent and self-confident person is incapable of jealousy in anything. Jealousy is invariably a symptom of neurotic insecurity.”