Ãcariya Mun was an expert in matters concerning ghosts,
devas, brahmas, yakkhas, nãgas, and garuðas. Although he did not
always reveal the extent of his knowledge, he had the ability to
explore endless varieties of phenomena within the many gross
and refined nonphysical states of existence that lie beyond the
range of human perception. His stories about ghosts were quite
hair-raising – even those without fear of ghosts couldn’t help but
feel trepidation about the mysterious powers of kamma. He said
that if only people could see their own and other people’s good
and bad kamma in the way they see substantive things, like water
and fire, no one would dare do evil anymore than they would dare
walk into a blazing fire. Instead, they would be eager to do only
good – which has the cool, refreshing quality of water. Trouble
would gradually diminish in the world as each person worked to
guard himself against the dangers of evil.ONCE WHEN ÃCARIYA MUN was explaining about heaven, hell, and
the ghost realms to the monks, one of his senior disciples spoke
up: “Since people cannot actually see heaven and hell or the vari-
ous nonphysical beings like ghosts, devas, garuðas, and nãgas, they
can’t fully understand the ultimate consequences of their actions.
But you can see all those things, so wouldn’t it be a good idea
for you to elucidate them for the benefit of people everywhere?
All are natural phenomena which were clearly understood by the
Lord Buddha and his Arahant disciples. No one has ever faulted
the Buddha and his disciples for teaching people about them, so
I don’t see why anyone should object to your doing so. People are