Answer:
I am free for the taking. Through all of your life, though given but once at birth. I am less than nothing in weight, but will fell the strongest of you if held.
Used left or right, I get to travel over cobblestone or gravel. Used up, I vie for sweet success, used down, I cause men great duress.
In many years, not much has happened. In many minutes, a lot has happened. In one second, everything has happened.
My second is performed by my first, and it is thought a thief by the marks of my whole might be caught.
I grow for a surface, even if you cut me. I continue to grow even after death.
This small, round stone fruit that is typically bright or dark red, is often served on top of whipped cream on a milk shake.