“Where is it, this present? It has melted in our grasp, fled ere we could touch it, gone in the instant of becoming.” It might be a stretch, but this seems lik

“Where is it, this present? It has melted in our grasp, fled ere we could touch it, gone in the instant of becoming.” It might be a stretch, but this seems like a small glimpse of the concept of a time differential ('dt'), a thousand years before the math existed to describe it explicitly.