To accept reason is impossible if you don't already possess it.
Wit is an intermittent fountain; kindness is a perennial spring.
Even virtue is an art; and even its devotees are divided into those who practise it and those who are merely amateurs.
The insignificant labor, the great create.
Many a truth is the result of an error.
The simplest and most familiar truth seems new and wonderful the instant we ourselves experience it for the first time.