Answer:
1. He is implying that the inability to feel for another is a sickness. Just as a drug serves as the antidote to an illness, so does art serve as the cure to the sickness of being unable to feel for another.
2. The use of the word gift makes us see art as a blessing that can be given to someone to make the person more compassionate towards people.
Step-by-step explanation:
The author likened the inability to feel for another to a sickness that requires an antidote or a cure. He is hereby implying that art can make us be more emotional and compassionate towards people.
When the word antidote is changed to gift, we no longer see art as a remedy to a problem but as a blessing or talent that can help us overcome the problem of being unable to show empathy.