Latin phrases:

a caelo usque ad centrum = from the sky to the center
Or "from heaven all the way to the center of the earth". In law, can refer to the obsolete cuius est solum eius est usque ad coelum et ad inferos maxim of property ownership ("for whoever owns the soil, it is theirs up to the sky and down to the depths").

ab imo pectore
from the bottom of my heart

Accipe Hoc
Take this
Motto of 848 Naval Air Squadron, Royal Navy. (hahhahahahahaha)

ad astra per alia porci
to the stars on the wings of a pig
A favorite saying of John Steinbeck. A professor told him that he would be an author when pigs flew. Every book he wrote is printed with this insignia. (Although vengence doesn't really interest me...)

ad fundum
to the bottom
Said during a generic toast, equivalent to "bottoms up!" In other contexts, generally means "back to the basics".

Virgil's Eclogues X.69, Omnia vincit amor et nos cedamus amori ("Love conquers all; let us all yield to love!").