Catullus 49

Disertissime Romuli nepotum,
Most articulate of the grandsons of Romulus
- nepotum - gen. pl.

quot sunt quotque fuere, Marce Tulli,
However many there are and however many there were, Marcus Tullus
- fuere - perfect

quotque post aliis erunt in annis,
And however many there will be in other years afterwards
- allis goes with annis

gratias tibi maximas Catullus
Catullus the worst of all poets

agit pessimus omnium poeta,
Gives the most thanks to you

tanto pessimus omnium poeta
As much the worst poet of all,

quanto tu optimus omnium patronus.
As you are the best patron of all.