He who says there is no such thing as an honest man, you may be sure is himself a knave.

That neither our thoughts, nor passions, nor ideas formed by the imagination, exist without the mind, is what every body will allow.

All that stock of arguments [the skeptics] produce to depreciate our faculties, and make mankind appear ignorant and low, are drawn principally from this head, to wit, that we are under an invincible blindness as to the true and real nature of things.

The eye by long use comes to see even in the darkest cavern: and there is no subject so obscure but we may discern some glimpse of truth by long poring on it.

In short, if there were external bodies, it is impossible we should ever come to know it; and if there were not, we might have the very same reasons to think there were that we have now.

All the choir of heaven and furniture of earth - in a word, all those bodies which compose the frame of the world - have not any subsistence without a mind.

The real essence, the internal qualities, and constitution of even the meanest object, is hid from our view; something there is inevery drop of water, every grain of sand, which it is beyond the power of human understanding to fathom or comprehend. But it is evidentthat we are influenced by false principles to that degree as to mistrust our senses, and think we know nothing of those things which we perfectly comprehend.