Knowledge, to become Wisdom, needs Judgment.

The house of Lords must be the only institution in the world which is kept efficient by the persistent absenteeism of most of its members.

The virtue of some people consists wholly in condemning the vices in others.

The world is like a mirror; frown at it, and it frowns at you. Smile and it smiles, too.

Science is the key which unlocks the storehouses of nature.

It is easy to be tolerant of the principles of other people if you have none of your own.

A library is thought in cold storage.