اَلْجَامِعَةِ 1:17

وَوَجَّهْتُ قَلْبِي لِمَعْرِفَةِ ٱلْحِكْمَةِ وَلِمَعْرِفَةِ ٱلْحَمَاقَةِ وَٱلْجَهْلِ، فَعَرَفْتُ أَنَّ هَذَا أَيْضًا قَبْضُ ٱلرِّيحِ.

And I gave my heart to know wisdom, and to know madness and folly: I perceived that this also is vexation of spirit.