Related:

• Heredity is what man believes in until his son begins to act like a delinquent.
• K'Ehleyr: "The son who betrays his people to the Romulans, just like his father did.
  -- "Reunion", Stardate unknow...
• 1) If a child looks like his father, that's heredity.
  If he looks like a neighbor, that's environment. (2) A lot of time has been wasted arguing over what came first -- the chicken or the egg....
• Achilles' Biological Findings: (1) If a child looks like his father, that's heredity.
  If he looks like a neighbor, that's environment. (2) A lot of time has been wasted arguing over what came first -- the chicken or the egg....
• Didn't Itchy Junior look happy playing with his father?
  And didn't Scratchy Junior look happy playing with his dad until they got run over by a thresher?...
• Similar sire, similar scion. <------ like father, like so
• The child had every toy his father wanted.
• The Peter Principle: In every hierarchy, each employee tends to rise to his level of incompetence
  every post tends to be filled by an employee incompetent to execute its duties....