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.