Stoic Q&A: how is non-existence ever preferable?

[Memento mori, remember you will die]

R. writes: I’ve been reading some Stoic philosophers recently, and I came upon this quote by Seneca:

“Death is a release from and an end of all pains: beyond it our sufferings cannot extend: it restores us to the peaceful rest in which we lay before we were born. If anyone…