For nature by the same cause, provided it remain in the same condition, always produces the same effect, so that either coming-to-be or passing-away will always result.
AristotlePeople become house builders through building houses, harp players through playing the harp. We grow to be just by doing things which are just.
AristotleHe who thus considers things in their first growth and origin ... will obtain the clearest view of them.
Aristotle