A clever man commits no minor blunders.

The greater part of all the mischief in the world arises from the fact that men do not sufficiently understand their own aims.

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.

I am certain that I have been here as I am now a thousand times before, and I hope to return a thousand times.

Gray is the color of all theory

Plunge boldly into the thick of life, and seize it where you will, it is always interesting.

To accept good advice is but to increase one's own ability.