Zen Master Ma-Tsu (馬祖道): Why have you come here ?
Pupil: To seek Buddha.
Ma-Tsu (laughing): Why are you ignoring your own treasure-house and walking around outside looking for it ?
Pupil: What is my own treasure-house ?
Ma-Tsu: That which is asking the question is your own treasure-house.
...later (in the kitchen)
Ma-Tsu: What are you doing ?
Pupil: Tending an Ox.
Ma-Tsu: How ?
Pupil: I watch him. When he tries to enter the grass I grab his nostrils and pull him away.
Pupil practices for many rebirths. One thousand years later, in Tibet:
Pupil: What is the meaning of Om Mani Padme Hum ?
Lama: Who is it that asks ?