וְרָאִ֣יתִי אָ֔נִי שֶׁיֵּ֥שׁ יִתְר֛וֹן לַֽחָכְמָ֖ה מִן־הַסִּכְל֑וּת כִּֽיתְר֥וֹן הָא֖וֹר מִן־הַחֹֽשֶׁךְ׃
Then I saw that wisdom excelleth folly, as far as light excelleth darkness.
Read kabbalistic (mystical) interpretation of Ecclesiastes 2:13: and classical mystical sources.