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===  Modern era ===

===  Modern era ===

[[Image:JohnStuartMill.jpg|thumb|100px|[[John Stuart Mill]]]]

[[Image:JohnStuartMill.jpg|thumb|100px|[[John Stuart Mill]]]]

[[Rene Descartes ]], [[Immanuel Kant]], [[Arthur Schopenhauer]], [[John Stuart Mill]] and [[Friedrich Nietzsche]].

Main figures: [[Rene Descartes ]], [[Immanuel Kant]], [[Arthur Schopenhauer]], [[John Stuart Mill]] and [[Friedrich Nietzsche]].

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