What is a motto?
A motto is a phrase meant to formally portray the general motivation or purpose of an individual, a familly, a social group or an organization. A motto can be in any language, but Latin is the most used.
Apollo 13: From the Moon, knowledge
Boy Scouts: Be Prepared
City of Paris, France: Fluctuat Nec Mergitur
The Olympics Games: Swifter, Higher, Stronger
The Paralympic Games: Spirit in Motion
United Kingdom Royal Air Force: Through Adversity to the Stars
United Kingdom Special Air Service: Who dares wins
United Kingdom Special Boat Service: Not by strength, but by guile
United States Army: This We'll Defend
United States Marine Corps: Semper Fidelis
United States Navy: Not for self, but country