I convinced myself that he would be an q ideal husband.
"He wasn't the ideal husband for you, believe me."
It is the play's point that he is also as close to an ideal husband as a woman could hope for.
My guess would be that he is less than an ideal husband.
"I won't make the ideal husband, but I will provide protection for you and your clan."
By why would anyone kill this ideal husband?
"I used to think the ideal husband would be Doctor Kildare."
Each of the four has his own idea of the ideal husband.
"An ideal husband with a generous nature without being boring."
In marriage this is a serious handicap which loses many an otherwise ideal husband or wife the chance for happiness.