Awe. It's one of those emotions that's tricky to articulate, but we all know when we feel it: an all-encompassing wonder, a sense of our insignificance in the world order, or perhaps simply a nod to nature's abundance.
It's a feeling that psychologists have long been fascinated with, as transient as it is powerful. Impossible to pin down, but unmistakable when it's felt, awe is experiencing a moment, right now - and it's partnered up with what has to be the workout of the decade so far, the humble walk.
