The passions are the voice of the body.

Or, rather, let us be more simple and less vain.

Interest is the spur of the people, but glory that of great souls.

Every free action has two causes that come together to produce it. One is moral, the will that determines the act; the other is physical, the power that executes the will to act.

It is unnatural for a majority to rule, for a majority can seldom be organized and united for specific action, and a minority can.

Men speak from knowledge, women from imagination.

Too much apparatus, designed to guide us in experiments and to supplement the exactness of our senses, makes us neglect to use those senses...The more ingenious our apparatus, the coarser and more unskillful are our senses. We surround ourselves with tools and fail to use those which nature has provided every one of us.