Happiness is secured through virtue; it is a good attained by man's own will.

But man is freer than all the animals, on account of his free-will, with which he is endowed above all other animals

And therefore the Philosopher [Aristotle] says in Metaphysics VI that good and evil, which are objects of the will, are in things, but truth and error, which are objects of the intellect, are in the mind.

The test of the artist does not lie in the will with which he goes to work, but in the excellence of the work he produces.

You may be more happy than Princes, if you will be more virtuous.

That the saints may enjoy their beatitude and the grace of God more abundantly they are permitted to see the punishment of the damned in hell