NYC, Dershowitz is in no way stating that it is OK for militaries (in particular Israel) to operate improperly. As a pragmatist, he is merely stating this is often the case and it does not make sense to hold anybody to standards that are virtually impossible to achieve. Should we have thrown you out of the education system for imperfectly receiving a B on a HW assignment? No, if we approach problems with the perspective that we want to improve situations by reasonable means we have a much better chance of achieving some progress as opposed to none.
Reformists are in the lead in Iranian parliamentary elections (dpa)
from the article: Publish the truth, ask questions later