Medicine for the dead is too late

Nature herself has never attempted to effect great changes rapidly.

For all the best teachers pride themselves on having a large number of pupils and think themselves worthy of a bigger audience.

One should aim not at being possible to understand, but at being impossible to misunderstand.

The gifts of nature are infinite in their variety, and mind differs from mind almost as much as body from body.

The pretended admission of a fault on our part creates an excellent impression.

Though ambition may be a fault in itself, it is often the mother of virtues.