Becausein muchwisdomthere is muchgrief,and increasingknowledge[results in] increasingpain.
"And to manHe said,'Behold,the fearof the Lord,that is wisdom;And to departfrom evilis understanding.'"
Then I saidto myself,"As is the fateof the fool,it will alsobefallme. Whythenhave I beenextremelywise?"So I saidto myself,"Thistoois vanity."
Becauseallhis dayshis taskis painfuland grievous;evenat nighthis minddoes not rest.Thistoois vanity.
Do not be excessivelyrighteousand do not be overlywise.Whyshould you ruinyourself?