I am the Spirit that denies.

Our friends show us what we can do; our enemies teach us what we must do.

Rest not. Life is sweeping by; go and dare before you die. Something mighty and sublime, leave behind to conquer time.

Many young painters would never have taken their pencils in hand if they could have felt, known, and understood, early enough, what really produced a master like Raphael.

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

The dear good people don't know how long it takes to learn to read. I've been at it eighty years, and can't say yet that I've reached the goal.

If the mass of people hesitate to act, strike with swiftly and with boldness, the brave heart that understands and seizes opportunity can everything.