Ignorance, when it is voluntary, is criminal; and he may be properly charged with evil who refused to learn how he might prevent it.

Authors and lovers always suffer some infatuation, from which only absence can set them free.

The wretched have no compassion, they can do good only from strong principles of duty.

[W]ith an unquiet mind, neither exercise, nor diet, nor physick can be of much use.

It is commonly a weak man who marries for love.

Books are faithful repositories, which may be awhile neglected or forgotten; but when they are opened again, will again impart their instruction: memory, once interrupted, is not to be recalled. Written learning is a fixed luminary, which, after the cloud that had hidden it has passed away, is again bright in its proper station. Tradition is but a meteor, which, if once it falls, cannot be rekindled.

No evil is insupportable but that which is accompanied with consciousness of wrong.