Source: Calvin Coolidge, address to women, reported in Eward Elwell Whiting, Calvin Coolidge (1924), page 154.

Complete Sentence: It is necessary to have party organization if we are to have effective and efficient government. The only difference between a mob and a trained army is organization, and the only difference between a disorganized country and one that has the advantage of a wise and sound government is fundamentally a question of organization.