The way of Heaven is fair and the guilty will eventually be punished; the law catches up with criminals in the end.

The net of heaven is wide-meshed but lets nothing through; justice is all-encompassing and the guilty will eventually be caught and punished.

Heaven's net is wide but nothing escapes; the guilty will inevitably be punished by divine or legal justice.

having an abundance of space or room to maneuver; possessing ample leeway to handle a situation

the net of justice has large meshes, yet it lets nothing through; no criminal can slip through