“Nūllum magnum ingenium sine mixtūrā dēmentiae fuitNo great talent without an element of madness”
“Nil magnum nisi bonum. No greatness without goodness.”
“Nil Sine Magno Labore ("Nothing without great effort")”
“Nil Sine Magno Labore ("Nothing without great effort") --Motto of Brooklyn College”
“There is no such thing as a great talent without great willpower.”
“Nulla dies sine linea - Not a day without a line.”