Since an intelligence common to us all makes things known to us and formulates them in our minds, honorable actions are ascribed by us to virtue, and dishonorable actions to vice; and only a madman would conclude that these judgments are matters of opinion, and not fixed by nature.
How can they know
Truth flourishes where the student's lamp has shone,
And there alone, that have no solitude?
So the crowd come they care not what may come.
They have loud music, hope every day renewed
And heartier loves; that lamp is from the tomb.
It is the mark of an educated mind to rest satisfied with the degree of precision which the nature of the subject admits and not to seek exactness where only an approximation is possible.