Okeke is from the story 'Marriage is a private affair', a book written by the Nigerian author, Chinua Achebe.
Okeke was a dutiful son who has regards for his father and always want to obtain his permission in all that he does. But he also a very determined man and is always ready to stay by his decisions, when he knows that he is doing the right thing for himself. He is a man who does not give up easily and he continues to appeals to his father to change his mind about his marriage even years after the event has happened. Okeke is a kind of man who does not follow custom and traditions blindly, when they do not favour him.
An infinitive composes the words "to" plus the "simple verb". Infinitives can be used as nouns, adjectives or even adverbs. In the given sentence above, the part of the sentence that contains an infinitive is, "to enrich". The infinitive "to enrich" is used as an adverb in the sentence modifying the verb
"decided".
