Nil satis nisi optimum ("Nothing but the best is good enough") is a Latin phrase which has been used as the motto of the following: 967 Squadron of the Air Training Corps Everton FC Carlton le Willows Academy Clifton Hunter High School Escondido Charter High School John D. O'Bryant School of Mathematics & Science Loughborough University Okehampton College Proviso East High School Rutlish School St Francis of Assisi Catholic College Strathcona-Tweedsmuir School Westerford High School Priory Dental Centre References Latin words and phrases