Should you desire the great tranquility prepare to sweat white beads.
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.
What is the sound of one hand?
If you forget yourself, you become the universe.
What is this true meditation? It is to make everything: coughing, swallowing, waving the arms, motion, stillness, words, action, the evil and the good, prosperity and shame, gain and loss, right and wrong, into one single koan.