In this excerpt, President Kennedy emphasizes his point most by using

In this excerpt, President Kennedy emphasizes his point most by using anaphora to emphasize the lack of equality.

Explanation:

In this speech, President Kennedy emphasizes his point by using anaphora. Anaphora is a rhetorical device that consists of repeating a sequence of words at the beginning of neighboring clauses. This emphasizes the phrases, as well as the overall message. In this excerpt, President Kennedy repeatedly uses "it ought to be possible".

He wants to explain that Americans are not given equality in anything, whether it may be attending a public institution or giving vote. He gave this speech to emphasize the need for equality.

the use of “as” in the example to draw the resemblance. some more examples of common similes are given below. common examples of simile. our soldiers are as brave as lions. her cheeks are red like a rose. he is as funny as a monkey. the water well was as dry as a bone. he is as cunning as a fox. simile introduces vividness into what we say.