A multitude of words is no proof of a prudent mind.
The past is certain, the future obscure.
Suretyship (Dogma) is the precursor of ruin.
I will be sufficiently rewarded if when telling it to others you will not claim the discovery as your own, but will say it was mine.
Avoid doing what you would blame others for doing.
There are three attributes for which I am grateful to Fortune: that I was born, first, human and not animal; second, man and not woman; and third, Greek and not barbarian.