The native and untaught suggestions of inquisitive children do often offer things, that may set a considering man's thoughts on work. And I think there is frequently more to be learn'd from the unexpected questions of a child than the discourses of men, who talk in a road, according to the notions they have borrowed, and the prejudices of their education.

There is no such way to gain admittance, or give defence to strange and absurd Doctrines, as to guard them round about with Legions of obscure, doubtful, and undefin'd Words.

Man is not permitted without censure to follow his own thoughts in the search of truth, when they lead him ever so little out of the common road.

In the beginning, all the world was America.

Our Business here is not to know all things, but those which concern our conduct.

A sound mind in a sound body, is a short, but full description of a happy state in this World: he that has these two, has little more to wish for; and he that wants either of them, will be little the better for anything else.

Some eyes want spectacles to see things clearly and distinctly: but let not those that use them therefore say nobody can see clearly without them.