To become a popular religion, it is only necessary for a superstition to enslave a philosophy.

It is astonishing with how little wisdom mankind can be governed, when that little wisdom is its own.

I think middle-age is the best time, if we can escape the fatty degeneration of the conscience which often sets in at about fifty.

What is originality? Undetected plagiarism.

Experience is a good teacher, but her fees are very high.

Bereavement is the sharpest challenge to our trust in God; if faith can overcome this, there is no mountain which it cannot remove.

Boredom is a certain sign that we are allowing our faculties to rust in idleness.