the little black spots are provoked by the rupture of a blood vessel on the yolk surface whilst being formed. They do not affect the quality of the egg, and are perfectly safe to eat.
Mildly amusing egg jokes:
What does a mixed-up hen lay?
Scrambled eggs
What does an evil hen lay?
Deviled eggs
Where do tough chickens come from?
Hard-boiled eggs
What did the egg say to the boiling water?
I don't think I can get hard - I just got laid this morning!
Not amusing egg jokes:
//It's wrong to eat eggs. They are the unborn children of chickens//