Vices and frailties correct each other, like acids and alkalies. If each vicious man had but one vice, I do not know how the world could go on.

Men are like sheep, of which a flock is more easily driven than a single one.

It is the neglect of timely repair that makes rebuilding necessary.

Never argue at the dinner table, for the one who is not hungry gets the best of the argument.

Sophistry, like poison, is at once detected and nauseated, when presented to us in a concentrated form; but a fallacy which, when stated barely in a few sentences, would not deceive a child, may deceive half the world, if diluted in a quarto volume.

As one may bring himself to believe almost anything he is inclined to believe, it makes all the difference whether we begin or end with the inquiry, 'What is truth?'

As the telescope is not a substitute for, but an aid to, our sight, so revelation is not designed to supersede the use of reason, but to supply its deficiencies.