What does this poem mean and how does it relates to people decision. I need to write an essay about it.

Whatever we do, whether we light
strangers’ cigarettes—it may turn out
to be a detective wanting to know who is free
with a light on a lonely street nights—
or whether we turn away and get a knife
planted between our shoulders for our discourtesy;
whatever we do—whether we marry for love
and wake up to find love is a task,
or whether for convenience to find love
must be won over, or we are desperate—
whatever we do; save by dying,
and there too we are caught,
by being planted too close to our parents

How would you finish this sentence?

No matter what each of us does, ...