I think the answer is "each other" for all of them?
<span>John F. Kennedy had the wit and the wisdom taken in his speech. The following content of it would be after the post-war, which ended the terrible depression as well as the harm of the people. He gave a way for the new generation to bring upon change in the country. He instilled peace and for the new generation to learn from their mistakes. He is loved by the people because he carries hope for all those who suffered.</span>
Your question is very vague and therefore hard to understand but I would assume you are asking for the explanation of the pun.
This phrase is a pun because skiers ski down slopes, and going down hill is another way of saying not going very well. Old skiers never die, they just go down hill is a pun because skiers go down hills.
I think u have to put it in a separate paragraph
