If a man constantly aspires is he not elevated?

Nothing can shock a brave man but dullness.

How can any man be weak who dares to be at all?

Insane!... Ask the tyrant who is his most dangerous foe, the sane man or the insane?

Generally speaking, a howling wilderness does not howl: it is the imagination of the traveler that does the howling.

The poet uses the results of science and philosophy, and generalizes their widest deductions.

Let us spend one day as deliberately as Nature, and not be thrown off the track by every nutshell and mosquito's wing that falls on the rails.