Why does Catherine have the urge to laugh at her husband's discomfiture when her mother apologizes to him for "anything [she] might have said in haste"? Why does she suppress her laughter?

What is "normal" about the relationship between Catherine and her mother? What is "abnormal" about it?

What is "normal" about the couple's marriage? What is "abnormal" about it?

What is the significance of the phrase "no one would know on what black roots man's freedom was nourished"?

Why does Tony not run after Catherine to prevent her from giving their son a "prison of love"?

In what ways is "Family Ties" representative of existential literature?