Be wary of technology; it is often merely an improved means to an unimproved end.

There may be something petty in a refined taste; it easily degenerates into effeminacy. It does not consider the broadest use. It is not content with simple good and bad, and so is fastidious and curious or nice only.

Do not suffer your life to be taken by newspapers.

He who is only a traveler learns things at second-hand and by the halves, and is poor authority. We are most interested when science reports what those men already know practically or instinctively, for that alone is a true humanity, or account of human experience.

Man's moral nature is a riddle which only eternity can solve.

It appears to be a law that you cannot have a deep sympathy with both man and nature.

Every man has to learn the points of the compass again as often as he awakes, whether from sleep or any abstraction.