A crazy idea has infiltrated cycling. The idea the most "zen" thing you can do on a bicycle is allow a mechanical contraption to force your legs to go round.
No, fixie crews. No.
You want to know what part of cycling is most like the z-word (derived from the Sanskrit word dhyāna, which can be approximately translated as "meditation" or "meditative state".)
There's a bit of magic in being still while going fast.
Humans have always envied birds their swooping freedom. When you coast, you own that freedom.
BONUS TIP: You may have to concede coasting delivers very little meditation or freedom on the uphills.