Answer:
She is trying to say that the life of a woman is happier in ignorance.
Explanation:
If her daughter is a "fool", she will never have to worry about the harsh realities of the real world. Ignorance is bliss.
I would increase government spending in natural disaster relief.
The sentence in which the infinitive phrase functions as the subject is the second one - To convert sunlight and energy into food is the end result of photosynthesis.
The main theme is the fragility of sanity, guilt versus innocence, and the unrelenting passage of time. The fragility of sanity: the narrator's attempt to prove his sanity, his erratic mannerisms while he explains his meticulous plans for killing the old man only prove his madness.