"The calyx is the marriage bed, the corolla the bed-curtains, the filaments the spermatic vessels, the anthers the testes, the pollen the semen, the pistil the vagina, the ovary the uterus, the ovules …"

"Nature has been kind to me, and I have repaid her by being her faithful interpreter."

"Every genus is natural, created as such in the beginning, hence not to be rashly split up or stuck together by whim or according to anyone's theory."

"My mind reels when, on this height, I look down on the long ages that have flowed by like waves in the sound and have left traces of the ancient world, traces so nearly obscured that they can only whi…"

"Nature does not make leaps."