When more and more people are thrown out of work, unemployment results.

No enterprise can exist for itself alone. It ministers to some great need, it performs some great service, not for itself, but for others; or failing therein, it ceases to be profitable and ceases to exist.

Some of the offers that have come to me would never have come if I had not been President. That means these people are trying to hire not Calvin Coolidge, but a former President of the United States. I can't make that kind of use of the office.... I can't do anything that might take away from the Presidency any of its dignity, or any of the faith people have in it.

War is the rule of force, and peace is the reign of law.

To expect to increase prices and then to maintain them at a higher level by means of a plan which must of necessity increase production while decreasing consumption is to fly in the face of an economic law as well established as any law of nature.

You can't know too much, but you can say too much.

Whenever 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.