depends on who you are if you read one of the books most will say that she was very nice and helped starving children in other countries. Plus it's not nice to call dead people jerks
Diana shares an etymology in Latin with the words "deus" and "dies" (god and day respectively). It means heavenly and likely refers to the shining of the moon.
Be mean im giving good advice do pranks do somthin! I got a prank for you pore a gallon of water on your sister or brothers bed before bedtime and watch them scream!