As for sitting in meditation, that is something which must include fits of ecstatic blissful laughter; brayings that will make you slump to the ground clutching your belly, and even after that passes and you struggle to your feet, will make you fall anew in further contortions of sidesplitting mirth.

Hakuin Ekaku (1686 CE-1769 CE), Hakuin Ekaku was one of the most influential figures in Japanese Zen Buddhism and regarded as the reviver of the Rinzai school, refocusing it on its traditionally rigorous training methods integrating meditation and koan practice.