Cupcake vs Muffin. With a cup of piping hot coffee, or a glass of frothy cold milk, no one can deny that a pastry is a welcome treat. If you go into a bakery, there are many pastries from which to choose, some of which look startlingly different, such as Danishes to some that look remarkably similar such as cupcakes and muffins.
Other factors can contribute to healing time but usually the eye heals quickly from a simple abrasion. In brief: Quickly. Generally speaking 24-48 hours for the epithelium to heal a corneal abrasion or scratch. Other factors can contribute to healing time but usually the eye heals quickly from a simple abrasion.  In brief: Quickly.
It depends on the size of the scratch. Uncomplicated small scratches or abrasions can heal in 24 hours. The entire corneal surface can heal in 3-4 days. If there is infection, chemical burn, or other significant disease, though, all bets are off.