Nemo mortalium omnibus horis sapit.—No one is wise at all times.
Nemo repentè fuit turpissimus.—No man ever became a villain at once.
Nemo solus sapit.—No one is wise alone.
Niaiserie.—Silliness.
Nihil debet.—He owes nothing; a plea denying a debt.
Nihil quod tetigit, non ornavit.—Whatever he touched he embellished.
Nil admirari.—To wonder at nothing.
Nil desperandum.—Never despair.
Nimium ne crede colori.—Trust not too much to looks.
N’importe.—It matters not.