Absolute morality is the regulation of conduct in such a way that pain shall not be inflicted.
Of all the knowledge, that most worth having is knowledge about health! The first requisite of a good life is to be a healthy person.
All socialism involves slavery.
Marriage: A word which should be pronounced "mirage".
The greatest of all infidelities is the fear that the truth will be bad.
This survival of the fittest which I have here sought to express in mechanical terms, is that which Mr. Darwin has called "natural selection", or the preservation of favoured races in the struggle for life.