Spencer grounds morality in evolution, deriving the laws of right conduct from biology, psychology, and the survival of society.
Books that mention The Principles of Ethics (1)
Bushido: The Soul of Japan by Inazo Nitobe: “[Footnote 18: _Principles of Ethics_, Vol. I, Pt. II, Ch. X.] Political subordination, Mr. Spencer predicts, will give place to loyalty to the dictates of conscience.”