The scientific method of objective inquiry is not applicable to all these and
much that is vital in life seems to lie beyond its scope the Sensitiveness to art and poetry,
the emotion that beauty produces, the inner recognition of goodness.
Decisions about communications surveillance must be made taking into account the benefit that is pursued and the harm it would cause to individuals' rights and to other interests in conflict,
and it should include an assessment of the Sensitiveness of the information and the seriousness of the restriction on the right to privacy.