I believe that economists put decimal points in their forecasts to show they have a sense of humor.

What we call vice in our neighbor may be nothing less than a crude virtue. To him who knows nothing more of precious stones than he can learn from a daily contemplation of his breastpin, a diamond in the mine must be a very uncompromising sort of stone.

The only true source of politeness is consideration.

There is a native baseness in the ambition which seeks beyond its desert, that never shows more conspicuously than when, no matter how, it temporarily gains its object.

No errors of opinion can possibly be dangerous in a country where opinion is left free to grapple with them.

We must calculate not on the weather, nor on fortune, but upon God and ourselves. He may fail us in the gratification of our wishes, but never in the encounter with our exigencies.

Revelation may not need the help of reason, but man does, even when in possession of revelation. Reason may be described as the candle in the man's hand, to which revelation brings the necessary flame.