No physiologist who calmly considers the question in connection with the general truths of his science, can long resist the conviction that different parts of the cerebrum subserve different kinds of mental action. Localization of function is the law of all organization whatever: separateness of duty is universally accompanied with separateness of structure: and it would be marvellous were an exception to exist in the cerebral hemispheres.

I emphasize the reply that the liberty which a citizen enjoys is to be measured, not by the nature of the governmental machinery he lives under, whether representative or other, but by the relative paucity of the restraints it imposes on him.

Our lives are universally shortened by our ignorance.

There is no origin for the idea of an afterlife, save the conclusion which the savage draws from the notion suggested by dreams.

When a man's knowledge is not in order, the more of it he has the greater will be his confusion.

No place, no company, no age, no person is temptation-free; let no man boast that he was never tempted, let him not be high-minded, but fear, for he may be surprised in that very instant wherein he boasteth that he was never tempted at all.

Hero-worship is strongest where there is least regard for human freedom.