When was tending his bike, he asked me to take this snap of the cycle gears:

This was mounted on the bicycle wheel, which is called “chakra” in Sanskrit. It has 10 gears…or levels.

It reminded me of a spiritual aid, that has been worshipped for centuries in Hindu culture:

(Pic from the net.)

Here is the wiki entry about

The Sri Chakra or the Sri Yantra

Which has nine levels.

How apt, I felt, that the cycle, which is a “yantra” or instrument, has two “chakras”, with gears that so closely resemble an ancient “chakra” or “yantra”!

Kinetic energy does not, after all, seem to change much over many centuries! And cycling is a religion for many….