No limit, no definition, may restrict the range or depth of the human spirit's passage into its own secrets or the world's.

Nothing is worth more than this day.

It is a great error to take oneself for more than one is, or for less than one is worth.

Nothing is worse than active ignorance.

Stones are mute teachers; they silence the observer, and the most valuable lesson we learn from them we cannot communicate.

I hate everything that merely instructs me without augmenting or directly invigorating my activity.

He who cannot love must learn to flatter.