It is better to have your head in the clouds, and know where you are... than to breathe the clearer atmosphere below them, and think that you are in paradise.

After the first blush of sin comes its indifference.

Men commonly couple with their idea of marriage a slight degree at least of sensuality; but every lover, the world over, believesin its inconceivable purity.

To make a deep mental path, we must think over and over the kind of thoughts we wish to dominate our lives.

As they say in geology, time never fails, there is always enough of it, so I may say, criticism never fails.

We shall be reduced to gnaw the very crust of the earth for nutriment.

Philosophy, having crept clinging to the rocks so far, puts out its feelers many ways in vain.