Energy will do anything that can be done in this world.

People have a peculiar pleasure in making converts, that is, in causing others to enjoy what they enjoy, thus finding their own likeness represented and reflected back to them.

The man who masters himself is delivered from the force that binds all creatures.

Let mental culture go on advancing, let the natural sciences progress in even greater extent and depth, and the human mind widen itself as much as it desires: beyond the elevation and moral culture of Christianity, as it shines forth in the Gospels, it will not go.

Love has the tendency of pressing together all the lights - all the rays emitted from the beloved object by the burning-glass of fantasy, - into one focus, and making of them one radiant sun without any spots.

Oh God, how do the world and heavens confine themselves, when our hearts tremble in their own barriers!

If I work incessantly to the last, nature owes me another form of existence when the present one collapses.