Ecclesiastes 4:11

4:11 Furthermore, if two lie down together, they can keep each other warm,

but how can one person keep warm by himself?

Ecclesiastes 6:6

6:6 if he should live a thousand years twice, yet does not enjoy his prosperity.

For both of them die!

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.

Ecclesiastes 12:1

Fear God Now Because Old Age and Death Come Quickly

12:1 So remember your Creator in the days of your youth –

before the difficult days come,

and the years draw near when you will say, “I have no pleasure in them”;