"The first step in wisdom is to know the things themselves; this notion consists in having a true idea of the objects; objects are distinguished and known by classifying them methodically and giving th…"

"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 …"

"It is not God, but people themselves who shorten their lives by not keeping physically fit."

"Nature's economy shall be the base for our own, for it is immutable, but ours is secondary. An economist without knowledge of nature is therefore like a physicist without knowledge of mathematics."

"I have seen the Creator in His works."