When every province of the world so teems with inhabitants that they can neither subsist where they are nor remove themselves elsewhere.
Niccolo MachiavelliMen are of three different capacities: one understands intuitively; another understands so far as it is explained; and a third understands neither of himself nor by explanation. The first is excellent, the second, commendable, and the third, altogether useless.
Niccolo MachiavelliRome remained free for four hundred years and Sparta eight hundred, although their citizens were armed all that time; but many other states that have been disarmed have lost their liberties in less than forty years.
Niccolo Machiavelli