“The lion cannot protect himself from traps, and the fox cannot defend himself from wolves. One must therefore be a fox to recognize traps, and a lion to frighten wolves.”
Niccolo Machiavelli
Thomas Aquinas is credited as one of the greatest proponents of natural law. During his time in Cologne he was taught by Albertus Magnus. Magnus used the teachings of Aristotle in his mentorship of Thomas Aquinas.