I think that the theme that best represents the given excerpt is suffering as a way of life. The excerpt hints that everyone always seeks to want more, starting from birth until one's death bed. And with their continuous search for their wants, they suffer since they are never satisfied with what they have. Thus, suffering becomes a way of life.
Explanation: absence of justice : violation of right or of the rights of another : unfairness. How to use ... Synonyms & Antonyms Choose the Right Synonym Example Sentences Learn More about injustice. Keep scrolling for