Final answer:
The phrase 'the disinherited of life' refers to individuals who are marginalized or denied their rightful opportunities and benefits in society.
Step-by-step explanation:
The phrase 'the disinherited of life' in the given reading passage refers to people who are marginalized, oppressed, or otherwise deprived of the benefits, rights, and privileges most humans expect to enjoy in society. This could relate to the economic, social, or political realms where certain groups may be disadvantaged due to factors such as poverty, social status, discrimination, or unjust systems. A good paraphrase of 'the disinherited of life' could be 'those deprived of their rightful share in life's benefits' or 'individuals denied their fair opportunities in society.'