Nil satis nisi optimum is a Latin phrase that means "only the best is good enough".
This phrase is the motto of
Ukekoret Optimum at the Norwegian School of Economics in Bergen
John D. O'Bryant School of Mathematics & Science, in Boston, Massachusetts
Carlton le Willows Academy
Proviso East High School in Maywood, Illinois [1].
Tema High School, Ghana
English football club Everton F.C. since 1878 . Evertonian internet users often use the abbreviation "nsno" to represent the full phrase. It is also the name of a popular Everton fans forum called [www.nsno.co.uk NSNO].
Loughborough University, referring to its sporting and academic excellence. It is also the phrase used on the Royce Hall logo, one of the student accommodation halls on campus
Rutlish High School (London, Merton) Combined Cadet Force C.C.F. also use this phrase; it is printed on their physical training kit.
967 (BAE Warton) Squadron Air Training Corps
Strathcona Tweedsmuir Private School in Calgary Alberta
G.O.Y.A. MS Recreational Athletic League, located in Philadelphia, MS. Their founder, Greg Hanks, is an avid football fan and combined Everton Football Club's crest and motto with Aussie Rules' side, Collingwood FC, to make the crest of his league
Westerford High School in Western Cape, South Africa
BPI Consultants
It is the motto of the Hilton Cadets Varsity Ice Hockey team in Hilton, New York
Dime City Cycles
the Football team of the Department of Internal Medicine, Hospital Universitario, UANL, en Monterrey, N.L.
Wellington School Women's Lacrosse Team Upper Arlington, Ohio
Rocky River Boys Varsity Hockey Team Rocky River, Ohio
Clifton Hunter High School, Cayman Islands
Southbank School, Caterham, Surrey.
Okehampton College, Devon, United Kingdom
Escondido Charter High School's academic league