Though analogy is often misleading, it is the least misleading thing we have.

The public do not know enough to be experts, but know enough to decide between them.

Any fool can tell the truth, but it requires a man of some sense to know how to lie well.

Spare the rod and spoil the child.

There are two classes [of scientists], those who want to know, and do not care whether others think they know or not, and those who do not much care about knowing, but care very greatly about being reputed as knowing.

In practice it is seldom very hard to do one's duty when one knows what it is, but it is sometimes extremely difficult to find this out.

He that complies against his will, Is of his own opinion still.