If everyone sweeps before his own front door, then the street is clean.

Go to the place where the thing you wish to know is native; your best teacher is there. Where the thing you wish to know is so dominant that you must breathe its very atmosphere, there teaching is moat thorough, and learning is most easy. You acquire a language most readily in the country where it is spoken; you study mineralogy boat among miners; and so with everything else.

Art is in itself noble; that is why the artist has no fear of what is common. This, indeed, is already ennobled when he takes it up.

If we examine every stage of our lives, we find that from our first breath to our last we are under the constraint of circumstances. And yet we still possess the greatest of all freedoms, the power of developing our innermost selves in harmony with the moral order of the universe, and so winning peace of heart whatever obstacles we meet.

Willing is not enough, we must do.

Happiness is a ball after which we run wherever it rolls, and we push it with our feet when it stops.

Beware of dissipating your powers; strive constantly to concentrate them.