Short Answer 
Lady Bracknell initially disapproves of Cecily due to her perceived lack of refinement and social status. However, upon discovering Cecily’s wealth, her attitude shifts dramatically, highlighting the societal emphasis on wealth and appearance as determinants of worth.
Step 1: Lady Bracknell’s Initial Judgment
In the beginning, Lady Bracknell expresses her concerns regarding Cecily’s suitability as a wife. She criticizes Cecily’s lack of refinement and suggests that her appearance is not up to standard. This sets the stage for Lady Bracknell’s values being tied to social status and wealth.
Step 2: The Shift in Perspective
Once Lady Bracknell learns about Cecily’s substantial inheritance, her demeanor changes drastically. She suddenly views Cecily in a more favorable light, recognizing her potential as a desirable wife. This illustrates the influence of wealth on social perceptions and relationships.
Step 3: Transformation Plans
Lady Bracknell takes it a step further by discussing plans for Cecily’s appearance. She suggests that with guidance, Cecily could be transformed into an ideal wife. This emphasizes the emphasis placed on appearance and social grooming in their society, further showcasing Lady Bracknell’s superficial values.