The districts and regulations pertaining thereto as herein set forth are made in accordance with a comprehensive plan for the purpose of promoting health, safety, morals, and general welfare of the community. They are designed to lessen congestion in streets, to secure safety from fire, panic, and other dangers, to provide adequate light and air, to prevent overcrowding of land, to avoid undue concentration of population and to facilitate adequate provisions of transportation, water, sewerage, schools, parks and other public requirements. They are made with reasonable consideration among other things as to the character of each 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 the Town.