Wherever we look, the work of the chemist has raised the level of our civilization and has increased the productive capacity of the nation.
Calvin CoolidgeTeaching is one of the noblest of professions. It requires an adequate preparation and training, patience, devotion, and a deep sense of responsibility. Those who mold the human mind have wrought not for time, but for eternity.
Calvin CoolidgeAmerica has but one main problem -- the character of the men and women it shall produce.
Calvin Coolidge