Nan-in, a Japanese master during the Meiji era (1868-1912), received a university professor who came to inquire about Zen.
Nan-in served tea. He poured his visitor's cup full, and then kept on pouring.
The professor watched the overflow...
Cultivate harmony within yourself, and harmony becomes real;
Cultivate harmony within your family, and harmony becomes fertile;
Cultivate harmony within your community, and harmony becomes abundant;
Cultivate harmony within your culture, and harmony becomes enduring;
Cultivate harmony within the world, and harmony becomes ubiquitous.
Live with a person to understand that person;
Live with a family to understand that family;
Live with a community to understand that community;
Live with a culture to understand that culture;
Live with the world to understand the world.