He that rebels against reason is a real rebel, but he that in defence of reason rebels against tyranny has a better title to Defender of the Faith, than George the Third.

The mere man of pleasure is miserable in old age, and the mere drudge in business is but little better, whereas, natural philosophy, mathematical and mechanical science, are a continual source of tranquil pleasure, and in spite of the gloomy dogmas of priests and of superstition, the study of these things is the true theology; it teaches man to know and admire the Creator, for the principles of science are in the creation, and are unchangeable and of divine origin.

Each government accuses the other of perfidy, intrigue and ambition, as a means of heating the imagination of their respective nations, and incensing them to hostilities. Man is not the enemy of man, but through the medium of a false system of government.

When it becomes necessary to do a thing, the whole heart and soul should go into the measure, or not attempt it.

The Church was resolved to have a New Testament, and as, after the lapse of more than three hundred years, no handwriting could be proved or disproved, the Church, which like former impostors had then gotten possession of the State, had everything its own way. It invented creeds, such as that called the Apostle's Creed, the Nicean Creed, the Athanasian Creed, and out of the loads of rubbish that were presented it voted four to be Gospels, and others to be Epistles, as we now find them arranged.

The cunning of the fox is as murderous as the violence of the wolf.

The countries the most famous and the most respected of antiquity are those which distinguished themselves by promoting and patronizing science, and on the contrary those which neglected or discouraged it are universally denominated rude and barbarous.