2019 Audi A8L First Drive: Luxury as a place of sanctuary

When's the last time you got into any vehicle, as driver or passenger, and felt like you'd just entered a sanctuary of sorts? Sitting cross-legged with a meditation guru, I contemplated that very question as he attempted to lead me in a mindfulness session. Moments later, transcended into Audi's new flagship luxury vessel, the 2019 A8 L, my mind was …