Every man I meet is in some way my superior...

Traveling is a fool's paradise. Our first journeys discover to us the indifference of places.

Wherever there is power there is age.

Science does not know its debt to imagination.

The narrow sectarian cannot read astronomy with impunity. The creeds of his church shrivel like dried leaves at the door of the observatory.

There is nothing we value and hunt and cultivate and strive to draw to us, but in some hour we turn and rend it.

What we love that we have, but by desire we bereave ourselves of the love.