Self-preservation is the first law of nature.

From a worldly point of view, there is no mistake so great as that of being always right.

Half the vices which the world condemns most loudly have seeds of good in them and require moderate use rather than total abstinence.

I really do not see much use in exalting the humble and meek; they do not remain humble and meek long when they are exalted.

All animals, except man, know that the principal business of life is to enjoy it.

The most important service rendered by the press and the magazines is that of educating people to approach printed matter with distrust.

The oldest books are only just out to those who have not read them.