The wise man is satisfied with nothing.

Perfectibility is one of the most unequivocal characteristics of the human species.

Of Belief Human mathematics, so to speak, like the length of life, are subject to the doctrine of chances.

It is probable that there is no one thing that it is of eminent importance for a child to learn.

By right, as the word is employed in this subject, has always been understood discretion, that is, a full and complete power of either doing a thing or omitting it, without the person's becoming liable to animadversion or censure from another, that is, in other words, without his incurring any degree of turpitude or guilt. Now in this sense I affirm that man has no rights, no discretionary power whatever.

If there be such a thing as truth, it must infallibly be struck out by the collision of mind with mind.

I shall attempt to prove two things: first, that the actions and dispositions of mankind are the offspring of circumstances and events, and not of any original determination that they bring into the world; and, secondly, that the great stream of our voluntary actions essentially depends, not upon the direct and immediate impulses of sense, but upon the decisions of the understanding.