In a sense, it could include any of those things that Solomon wrote about that have to do with being successful in the eyes of men ​ — prestige, fame, or power.
وَقَدْ ذَكَرَ يَسُوعُ فِكْرَةً مُشَابِهَةً لِتِلْكَ ٱلَّتِي أَوْرَدَهَا سُلَيْمَانُ فِي سِفْرِ ٱلْجَامِعَةِ ،‏ وَهِيَ أَنَّ ٱلْكُنُوزَ وَٱلثَّرَوَاتِ فَانِيَةٌ .‏