Hermann Lotze’s Outlines of Philosophy – III Practical Philosophy presents
a systematic investigation of ethics, value theory, and the foundations
of human action. The work centers on the fundamental question
of how individuals should guide their conduct in order to achieve both
inner harmony and external well-being. In this respect, practical philosophy
is not confined to abstract moral theorizing; it also explores
how ethical principles can be applied within the concrete conditions
of life.
Lotze critically examines major ethical frameworks such as eudaimonism,
Kantian formalism, and Herbartian ethics, arguing that moral
judgment cannot be reduced to purely formal principles. Instead, it
must be understood through the interplay between pleasure, value,
and conscience. According to Lotze, benevolence—directed toward
the happiness of others—constitutes the highest moral principle. The
problem of free will is also treated as a central issue, grounding moral
responsibility and the attribution of merit and guilt.
In its second part, the work applies ethical principles to concrete social
contexts, including the individual, family, interpersonal relations, society,
and the state. Through this approach, Lotze bridges abstract ethical
theory with lived human experience, presenting practical philosophy
as both a normative and existential discipline.
Keywords: Practical philosophy; Ethics; Benevolence; Free will; Moral
theory