nothing in the world is difficult for one who sets his mind to it.
nothing is difficult to the man who will try.
nothing seek, nothing find.
nothing is so necessary for travelers as languages.
nothing is to be got without pains but poverty.
not to advance is to go back.
not to know what happened before one was born is always to be a child.
no way is impossible to courage.
obedience is the first duty of a soldier.
observation is the best teacher.
offense is the best defense.