Coolidge liked the dignity of the presidency. He didn't get on the phone easily. It's possible that he banished the phone from his desk. He was known to use it from time to time. The person who was hilarious with the phone was Hoover. He was a real engineer. He made a closed circuit phone where he could call the important people and they could call him, a government hotline, but it was closed. He shut out the possibility of input from people he didn't expect to get input from.
Amity ShlaesCoolidge and his treasury secretary Mellon loved new technology. Like JFK, C.C. divined that a new technology could lift the nation out of its doldrums; the only difference was that JFK's new technology was space travel, and Coolidge's travel by airplane.
Amity ShlaesCoolidge cut the budget, and even better, cut it during peace and prosperity. He left a federal budget lower than the one that greeted him when he arrived in office. He managed to freeze or cut the budget over more than five years in office. If you look at charts of presidents - Nixon, Ike, and Reagan - you see them failing on this score.
Amity ShlaesCoolidge showed that the best government was the one that got out of the way. When he refrained, the economy grew, the Ku Klux Klan faded, and Americans got Model A's and automobiles.
Amity Shlaes