He who is the cause of another's advancement is thereby the cause of his own ruin.

As the observance of divine institutions is the cause of the greatness of republics, so the disregard of them produces their ruin; for where the fear of God is wanting, there the country will come to ruin, unless it be sustained the fear of the prince, which temporarily supply the want of religion.

Any harm you do to a man should be done in such a way that you need not fear his revenge.

Results are often obtained by impetuosity and daring which could never have been obtained by ordinary methods.

And what physicians say about disease is applicable here: that at the beginning a disease is easy to cure but difficult to diagnose; but as time passes, not having been recognized or treated at the outset, it becomes easy to diagnose but difficult to cure. The same thing occurs in affairs of state; for by recognizing from afar the diseases that are spreading in the state (which is a gift given only to the prudent ruler), they can be cured quickly; but when, not having been recognized, they are not recognized and are left to grow to the extent that everyone recognizes them, there is no longer any cure.

Occasionally words must serve to veil the facts. But let this happen in such a way that no one become aware of it; or, if it should be noticed, excuses must be at hand to be produced immediately.

The distinction between children and adults, while probably useful for some purposes, is at bottom a specious one, I feel. There are only individual egos, crazy for love.