Hidup itu ialah kelancaran hubungan diri dengan luar diri. - Herbert Spencer

The preservation of health is a duty. Few seem conscious that there is such a thing as physical morality.

in the course of social evolution, usage precedes law; and that when usage has been well established it becomes law by receiving authoritative endorsement and defined form.

Men are not rational beings, as commonly supposed. A man is a bundle of instincts, feelings, sentiments, which severally seek their gratification, and those which are in power get hold of reason and use it to their own ends, and exclude all other sentiments and feelings from power.