The following is the Shambala Blog excerpt for today.  It comes from No Beginning, No End: The Intimate Heart of Zen by Jakusho Kwong, page 4.

If you come to listen to a talk as if you are going to hear something great from somebody else, this is a big mistake.

The word teisho means something you already intimately know, and it is during the teisho that the roshi makes the Dharma, or truth, come alive.