The traveler sees what he sees, the tourist sees what he has come to see.

It is really not so repulsive to see the poor asking for money as to see the rich asking for more money. And advertisement is the rich asking for more money.

You'll never find the solution if you don't see the problem.

We ought to be interested in that darkest and most real part of a man in which dwell not the vices that he does not display, but the virtues that he cannot.

The theory of free speech, that truth is so much larger and stranger and more many-sided than we know of, that it is very much better at all costs to hear everyone's account of it, is a theory which has been justified on the whole by experiment, but which remains a very daring and even a very surprising theory. It is really one of the great discoveries of the modern time.

We all feel the riddle of the earth without anyone to point it out. The mystery of life is the plainest part of it. The clouds and curtains of darkness, the confounding vapors, these are the daily weather of this world.

The test of happiness is gratitude.