The beauty about Ursula is that she held up her part of the bargain, gave Ariel 3 days to kiss the Prince. Nowhere did Ursula say she could not interfere. It reflects how real life contracts work... Student loans for example.
Arcade Miss Fortune Fanart from League of Legends. , Cassio Yoshiyaki on ArtStation at http://www.artstation.com/artwork/arcade-miss-fortune-fanart-from-league-of-legends
Aqueles que não são exemplo para ninguém costumam ser os próprios a querer dar bons conselhos... aos outros. "Olha para o que eu digo mas não olhes para o que eu faço".