That which we persist in doing becomes easier to do, not that the nature of the thing has changed but that our power to do has increased.

The action of the soul is oftener in that which is felt and left unsaid than in that which is said in any conversation. It broods over every society, and men unconsciously seek for it in each other.

Tobacco, coffee, alcohol, hashish, prussic acid, strychnine, are weak dilutions. The surest poison is time.

A third felicity of age is that it has found expression. The youth suffers not only from ungratified desires, but from powers untried, and from a picture in his mind of a career which has as yet no outward reality. He is tormented with the want of correspondence between things and thoughts.

Music causes us to think eloquently.

Friendship, like the immortality of the soul, is too good to be believed.

If you would lift me up you must be on higher ground.