What do you say when you have nothing more to say?

What do you say when there are no real questions?

What do you say when saying anything will only serve the wrong agenda?

"He (Herod) questioned him at some length, but Jesus gave him no answer."

from Luke 23:1-12

Antonio Ciseri, 'Ecce Homo, Behold the Man' (1860-1880), Gallery of Modern Art, Florence