One day when Fa-yen Wen-i (885-958), one of the well known Chinese Ch'an masters, has ascended his seat. From the assembly, a monk came out and asked:
-What is one drop of water from the fount of Tsao-ch'i?
Fa-yen repied:
-It's...
continue...
to the group in the Deer Park near Varanasi, the Buddha spoke of the Four Noble Truths. The Four Noble Truths sum up, in a systematic formula, the central teaching of the Buddha.