§ 147. Effect of invalidity in part. If any clause, sentence,
paragraph, subsection, section or other part of this title or the
application thereof to any person or circumstances, shall be held to be
invalid, such holding shall not affect, impair or invalidate the
remainder of this title or the application of such part held invalid, to
any other person or circumstances, but shall be confined in its
operation to the clause, sentence, paragraph, subsection, section or
other part thereof directly involved in such holding, or to the person
and circumstances therein involved.