4016   life, human
     5067   suicide
     5845   emptiness
     9614   hope, results of absence

Ecclesiastes 2:10-23

     5864   futility

Ecclesiastes 2:12-23

     5916   pessimism

Ecclesiastes 2:17-19

     4912   chance

Ecclesiastes 2:17-20

     5831   depression
     8713   discouragement

Ecclesiastes 2:17-23

     5081   Adam, life of
     5776   achievement