When you wish to instruct, be brief; that men’s minds may take in quickly what you say, learn its lesson, and retain it faithfully. Every word that is unnecessary only pours over the side of a brimming mind.
Quidquid praecipies, esto brevis, ut cito dicta
percipiant animi dociles teneantque fideles:
omne supervacuum pleno de pectore manat.
percipiant animi dociles teneantque fideles:
omne supervacuum pleno de pectore manat.
Original text (Latin)
Notes from Wikiquote
Lines 335–337; Edward Charles Wickham translation