A pony's parents play a role in what they will become or believe, depending how they're raised, feed, and respected. However, there are some cases where a foal will be whatever they are born and nothing more. But that doesn't have to
To most everypony Diamond Tiara is dazzling, absolutely amazing without a doubt. Everyday she goes through the same trails and stress of being adored and admired.
Day after day Snails just keeps appearing and pestering poor, precious, "flawless" Diamond Tiara in her well earned mansion. She doesn't know how he keeps getting in after she keeps throwing him out, but Snails' heart never taught
Trixie awakes in another's bed, the owner tells her that she's already suffered a cruel fate and will suffer another far worse if she doesn't accept the "full" extent of her affection here and now.