1905. "Was können wir heute aus Schiller gewinnen?" (Kantstudien: Sonderdruck).
1905. "Wissenschaft und Religion." This comprises a chapter in the collection of essays
entitled "Beiträge zur Weiterentwickelung der Christlichen Religion."
1907. "Grundlinien einer neuen Lebensanschauung." This volume was translated by Alban G.
Widgery, and published by A. & C. Black in 1911 under the title of "Life's Basis and
Life's Ideal."
1907. "Hauptprobleme der Religionsphilosophie der Gegenwart." (First edition, 1907; fourth
and fifth editions (with additions), 1912.) The first edition was translated by W.R.
Boyce Gibson and Lucy Gibson under the title "Christianity and the New Idealism: a
Study in the Religious Philosophy of To-day." This is published by Harper & Brothers,
London and New York.
1907. "Philosophie der Geschichte." This is an essay in the volume entitled "Systematische
Philosophie" in the series "Kultur der Gegenwart."
1908. "Sinn und Wert des Lebens." Third edition (with many additions), 1911. The first
edition was translated by W. R. Boyce Gibson and Lucy Gibson under the title of
"The Meaning and Value of Life" (Publishers: A. & C. Black).
1908. "Einführung in eine Philosophie des Geisteslebens." Translated by the late F.L. Pogson
under the title of "The Life of the Spirit" (third edition, 1911).
1911. "Religion and Life" (the Essex Hall Lecture for 1911). This is published by the Lindsey
Press, London.
1911. "Können wir noch Christen sein?" A translation of this is in preparation.
1912. "Naturalism or Idealism?" (the Nobel Lecture, translated by A.G. Widgery). This is
published by Heffer & Sons, Limited, Cambridge.