At the bottom of great doubt lies great awakening. If you doubt fully, you will awaken fully.

What is the sound of one hand?

Contemplation within activity is a million times better than contemplation within stillness.

Underlying great doubt there is great satori, where there is thorough questioning there will be thoroughgoing experience of awakening.

If you forget yourself, you become the universe.

The spirit of meditation is the combating of self-willed thinking-it is a combat against the weight of one's feelings.

Meditation in the midst of activity is a thousand times superior to meditation in stillness.