Why do ryan eyes get red and itchy when he walk into robert’s house

In the conclusion of the radio broadcast war of the worlds, orson welles:

Read lines 44 - 47 from the poem "your laughter and answer the question, deny me bread, air, light, spring, but never your laughter for i would die

What can you infer about how the particular events in "the memoirs of the conquistador bernal del diaz de castillo" still affected the writer at the time of writing his memoir? he thinks of his dead crewmen with sadness and regrets that they died for nothing. he is still frustrated that one of his men accidentally kills himself by drinking too much water.  he thinks wistfully about the wealth he may have enjoyed if they had found gold in the yucatan.  he still considers indians liars.