Sins

what is a sin?
is it a sin to be poor? is it a sin to be rich?
is it a sin to be dumb? is it a sin to be smart?
is a sin something we cannot choose? or is it a sin to choose what we love or believe?

is it a sin to kill the person who bullies the weak and sick?
is it a sin to steal from the rich who starves poor farmers?

the boy was exiled to Australia, for stealing a loaf of bread to feed his dying sister, is he a sinner?

what is a sin?