We are not told the specific words that Jesus spoke. However, we can summise that his words were authoritative and useful for building the faith of the audience.
That Is Why I Came!
Jesus had to guard against getting caught up in immediate things that threatened to take his attention from the important thing.
Kill Him!
We live in a world that is becoming more anti-Christ with every passing day. This mentality is not simply an ambivilence toward Christ, but in many instances, reflects a deep-seated hatred toward him.