These things do not happen by chance. There is much less luck in public affairs than some suppose.

Nothing in the world can take the place of persistence.

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.

It is not easy to conceive of anything that would be more unfortunate in a community based upon the ideals of which Americans boast than any considerable development of intolerance as regards religion.

Our country represents nothing but peaceful intentions toward all the earth, but it ought not to fail to maintain such a military force as comports with the dignity and security of a great people.

Whether one traces his Americanism back three centuries to the Mayflower, or three years to the steerage, is not half so important as whether his Americanism of today is real and genuine. No matter by what various crafts we came here, we are all now in the same boat.

Your ability to face setbacks and disappointments without giving up will be the measure of your ability to succeed.