Section 263. Purposes in view

Such regulations shall be made in accordance
  with a comprehensive plan and  designed  to  lessen  congestion  in  the
  streets;  to secure safety from fire, flood, panic and other dangers; to
  promote health and general welfare; to provide adequate light  and  air;
  to  prevent  the  overcrowding  of land; to avoid undue concentration of
  population; to make provision for, so far as conditions may permit,  the
  accommodation  of  solar  energy  systems  and  equipment  and access to
  sunlight necessary therefor; to facilitate the practice of forestry;  to
  facilitate  the  adequate  provision of transportation, water, sewerage,
  schools, parks and other public requirements. Such regulations shall  be
  made  with  reasonable  consideration,  among  other  things,  as to the
  character of the district and its peculiar  suitability  for  particular
  uses,  and  with  a  view  to  conserving  the  value  of  buildings and
  encouraging  the  most  appropriate  use   of   land   throughout   such
  municipality.