I always stress that what an actor needs the most is a basic sense of empathy. Sure, imagination and ability to create and inhabit fiction is also important. But the key tool to balance the duality of being an actor and living in that fiction is empathy.
When I was about 20, I started getting into the work of Robert Lepage. I loved his use of technology, his theatricality and found myself less taken in by his explanations of the work. It was truly work that spoke for itself.