Immanuel Kant
<p>In his famous essay "<a href="http://en.wikipedia.org/wiki/What_is_Enlightenment%3F" title="What is Enlightenment?" class="mw-redirect" >What is Enlightenment?</a>" (1784), <a href="http://en.wikipedia.org/wiki/Immanuel_Kant" title="Immanuel Kant" >Immanuel Kant</a> described it simply as freedom to use one's own intelligence.<sup id="cite_ref-35" class="reference" ><a href="http://en.wikipedia.org/wiki/Age_of_Enlightenment#cite_note-35" >[36]</a></sup> More broadly, the Enlightenment period is marked by increasing empiricism, scientific rigor, and <a href="http://en.wikipedia.org/wiki/Reductionism" title="Reductionism" >reductionism</a>, along with increasing questioning of religious orthodoxy.</p>
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