The most ancient pieces of art that we know, cave paintings, show the passage of time.

The most ancient pieces of art that we know, cave paintings, show the passage of time.

Cave paintings at Valltorta Gorge, Spain, show, variously, bow hunters as the bow is aimed; the arrows in flight; and arrows piercing deer draw in cave-art style an activity in which you often engage. draw in cave-art style an activity in which you often engage.