Do you know Ikkyū（ 一休宗純 1394-1481）?
He is a priest of famous Rinzai sect in Japan.
To Japanese children,
he is a folk hero in the very popular animated TV series "Ikkyū-san".
When he thinks about an idea for solving an problem,
he does ↓this posture.
観自在菩 ...nap nap nap...