مِنْ دَلائِلِ العالِمِ اِنْتِقادُهُ لِحَديثِهِ وَعِلمُهُ بِحَقائِقِ فُنونِ النَّظَرِ.
From among the signs of a scholar are criticising his own words and thoughts and being aware of the depth of various views.