The grave will fall in upon him who digs it.
Oh! Speculators on things, boast not of knowing the things that nature ordinarily brings about; but rejoice if you know the end of those things which you yourself device.
He turns not back who is bound to a star.
Nature is full of infinite causes that have never occurred in experience.
That which can be lost cannot be deemed riches.
Medicine is the restoration of discordant elements; sickness is the discord of the elements infused into the living body.