This is a pity, for his caustic tone and shallow glosses undermine what is a bold and worthy  to write a readable one-volume history of the American people.
The book was phenomenal with no faults. 
mnli hypothesis: The book was phenomenal with no faults.  premise: This is a pity, for his caustic tone and shallow glosses undermine what is a bold and worthy  to write a readable one-volume history of the American people.