Democritus
Xenophanes
scholarch
Lucretius
Socrates
Titus Lucretius Carus
Socrates of Constantinople
Rudolf Steiner
Steiner
Sophist
Edmund Husserl
Husserl
Heraclitan
Anaximander
Simone Weil
Weil
Henri Bergson
Bergson
Herbart
Henri Louis Bergson
Johann Friedrich Herbart
Cleanthes
pre-Socratic
Eleatic
Pythagoras
le Chatelier
Henry le Chatelier
Marie Jean Antoine Nicolas Caritat
Condorcet
Marquis de Condorcet
Aristotle
Whitehead
Alfred North Whitehead
Lemaitre
Georges Henri Lemaitre
Spengler
Edouard Lemaitre
Stoic
Oswald Spengler
Plato
Bertrand Arthur William Russell
Aristotelian logic
Leibnitz
Earl Russell
Russell
academist
Moore
Gottfried Wilhelm Leibniz
Gottfried Wilhelm Leibnitz
Malebranche
Leibniz
Nicolas de Malebranche
G. E. Moore
Nicolas Malebranche
George Edward Moore
Bertrand Russell
Zeno
Iapetus
Epictetus
Zeno of Citium
Johann Gottfried Herder
Johann Gottfried von Herder
Herder
Thales
Antoine Laurent Lavoisier
Lavoisier
theoretician
Thales of Miletus
Xenophon
Antoine Lavoisier