Quality is never an accident. It is always the result of intelligent effort.

To speak and act truth with constancy and precision is nearly as difficult, and perhaps as meretorious, as to speak it under intimidation or penalty

If the thing is impossible, you need not trouble yourselves about it; if possible, try for it.

The history of humanity is not the history of its wars, but the history of its households.

To know anything well involves a profound sensation of ignorance.

Freedom is only granted us that obedience may be more perfect.

Commerce is the agency by which the power of choice is obtained.