Whenever I did anything wrong, stupid or hard-hearted, and I have done many things that were all three, my mother always said "it is because you were too much indulged."

Repose demands for its expression the implied capability of its opposite,--energy.

It is advisable that a person know at least three things, where they are, where they are going, and what they had best do under the circumstances.

Labour without joy is base. Labour without sorrow is base. Sorrow without labour is base. Joy without labour is base.

Punishment is the last and the least effective instrument in the hands of the legislator for the prevention of crime.

My entire delight was in observing without being myself noticed,- if I could have been invisible, all the better. . . to be in the midst of it, and rejoice and wonder at it, and help it if I could, - happier if it needed no help of mine, - this was the essential love of Nature in me, this the root of all that I have usefully become, and the light of all that I have rightly learned.

Science deals exclusively with things as they are in themselves; and art exclusively with things as they affect the human sense and human soul.