after 6 days qigong lesson, our teacher asked us to do an experiment.
he gave us each person a spoon and want us try to twist it.

here is the result.




showed this to my friend and his dad twisted it back to original shape.
.............................
.............
.

but i twisted it again after back home .






amazing huh? so anyone interested in learning qigong?
can gain many benefits. heh.