Robert frost is saying that when the reader first reads the poem in he beginning it should be playful and make the reader interested and grasp the topic, but by the end the poem should bring wisdom or a lesson. By the end of the poem the reader should have taken something out of the poem and learned something from it.
Answer:
Hoplites (HOP-lytes) (Ancient Greek: ὁπλίτης) were citizen-soldiers of Ancient Greek city-states who were primarily armed with spears and shields. Hoplite soldiers utilized the phalanx formation to be effective in war with fewer soldiers. ... Hoplite soldiers made up the bulk of ancient Greek armies.
Organizing an outline would be your answer.
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