Perhaps one of the most important accomplishments of my administration has been minding my own business.
Calvin CoolidgeAny reward that is worth having only comes to the industrious. The success which is made in any walk of life is measured almost exactly by the amount of hard work that is put into it.
Calvin CoolidgeWhenever Nature's bounty is in danger of exhaustion, the chemist has sought for a substitute. The conquest of disease has made great progress as a result of your efforts. Wherever we look, the work of the chemist has raised the level of our civilization and has increased the productive capacity of the nation. Waste materials, formerly cast aside, are now being utilized.
Calvin Coolidge