Which of these would be the most powerful closing statement in a conclusion in an essay about the impact of Abraham Lincoln on America?

Responses

These are all the reasons Abraham Lincoln was a good president.
These are all the reasons Abraham Lincoln was a good president.

This paper discussed the importance of Abraham Lincoln.
This paper discussed the importance of Abraham Lincoln.

The next time you think about how far America has come, remember the importance of the contributions of Abraham Lincoln.
The next time you think about how far America has come, remember the importance of the contributions of Abraham Lincoln.

Abraham Lincoln was the 16th president of the United States and is best known for preserving the Union.

The next time you think about how far America has come, remember the importance of the contributions of Abraham Lincoln.