If goodness has causes, it is not goodness; if it has effects, a reward, it is not goodness either. So goodness is outside the chain of cause and effect.
Those who make their living by collecting taxes cause the people to starve; when the people starve, the tax collectors, having no one to tax, starve also
In all things which have a plurality of parts, and which are not a total aggregate but a whole of some sort distinct from the parts, there is some cause.