Ecclesiastes 5:20

5:20 For he does not think much about the fleeting days of his life

because God keeps him preoccupied with the joy he derives from his activity.

Ecclesiastes 9:15

9:15 However, a poor but wise man lived in the city,

and he could have delivered the city by his wisdom,

but no one listened to that poor man.

Ecclesiastes 11:8

11:8 So, if a man lives many years, let him rejoice in them all,

but let him remember that the days of darkness will be many – all that is about to come is obscure.