Certainly he who can digest a second or third fluxion need not, methinks, be squeamish about any point in divinity.

What doubts, what hypotheses, what labyrinths of amusement, what fields of disputation, what an ocean of false learning, may be avoided by that single notion of immaterialism!

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

It would much conduce to the public benefit, if, instead of discouraging free-thinking, there was erected in the midst of this free country a dianoetic academy, or seminary for free-thinkers, provided with retired chambers, and galleries, and shady walks and groves, where, after seven years spent in silence and meditation, a man might commence a genuine free-thinker, and from that time forward, have license to think what he pleased, and a badge to distinguish him from counterfeits.

Whenever I attempt to frame a simple idea of time, abstracted from the succession of ideas in my mind, which flows uniformly, and is participated by all beings, I am lost and embrangled in inextricable difficulties.

To me it seems that liberty and virtue were made for each other. If any man wish to enslave his country, nothing is a fitter preparative than vice; and nothing leads to vice so surely as irreligion.

That thing of hell and eternal punishment is the most absurd, as well as the most disagreeable thought that ever entered into the head of mortal man.