Proverbs of
Per annum
Yearly
Quid pro quo
Something for something
Ars gratia artis
Art for the sake of art
Nota bene
Note well
Terra incognita
An unknown or unexplored land
Ter in die
Three times a day
Caveat emptor
Let the buyer beware
E plurbius unum
Out of many one
Et tu, brute?
And you, brute?
In librus libertus
In books, freedom