The narrator mixes vulgar pronunciation, not vulgar as we use the word, with classical.
Pause the video as needed. The Tacitus put-down is so funny. Guess what? The English word tacit, meaning unspoken or implied, comes from the Latin tacitus.
Audax et fidelis. Bold but faithful. Catholics who resolutely keep tradition.
Quid in luce aeternitatis? What is it in the light of eternity? Roman Missal, p 1,816