You never know when a little conversational Latin might come in handy. Toward that end I've dug up a few Latin Phrases for you to familiarize yourself with...

Non calor sed umor est qui nobis incommodat.
It's not the heat, it's the humidity.

Di! Ecce hora! Uxor mea me necabit!
God, look at the time! My wife will kill me!

Lex clavatoris designati rescindenda est.
The designated hitter rule has got to go.

Sentio aliquos togatos contra me conspirare.
I think some people in togas are plotting against me.

Caesar si viveret, ad remum dareris.
If Caesar were alive, you'd be chained to an oar.

Quantum materiae materietur marmota monax si marmota monax materiam possit materiari?
How much wood would a woodchuck chuck if a woodchuck could chuck wood?

(At a barbeque)
Animadvertistine, ubicumque stes, fumum recta in faciem ferri?
Ever noticed how wherever you stand, the smoke goes right into your face?

Neutiquam erro.
I am not lost.

Hocine bibo aut in eum digitos insero?
Do I drink this or stick my fingers in it?

Vah! Denuone Latine loquebar? Me ineptum. Interdum modo elabitur.
Oh! Was I speaking Latin again? Silly me. Sometimes it just sort of slips out.