[If] the nature of ... government [were] a subordination of the civil to the ecclesiastical power, I [would] consider it as desperate for long years to come. Their steady habits [will] exclude the advances of information, and they [will] seem exactly where they [have always been]. And there [the] clergy will always keep them if they can. [They] will follow the bark of liberty only by the help of a tow-rope.

All men are created equal.

When I contemplate the immense advances in science and discoveries in the arts which have been made within the period of my life, I look forward with confidence to equal advances by the present generation, and have no doubt they will consequently be as much wiser than we have been as we than our fathers were, and they than the burners of witches.

The most uninformed mind with a healthy body is happier than the wisest valetudinarian.

Though you cannot see, when you take one step, what will be the next, yet follow truth, justice, and plain dealing, and never fear their leading you out of [any difficult situation] in the easiest manner possible.

I could say much about politics, our only entertainment here, but you would not care a fig about that.

[All religious sects] dread the advance of science as witches do the approach of daylight; and scowl on the fatal harbinger announcing the subversion of the duperies in which they live.