Severability is an important concept in the context of the relations between this Court and Parliament; like ‘reading down’, it is an instrument of judicial restraint which reduces the danger of producing an overbroad judicial...

The bad parts of the statute are not judicially severable, I consider, from the rest of its provisions that deal with imprisonment. Their roots are entangled too tenaciously in the surrounding soil for a clean...

If the good is not dependent on the bad and can be separated from it, one gives effect to the good that remains after the separation if it still gives effect to the main objective.