The 7 Habits of Highly Effective People (Stephen R. Covey) / quote 71 of 203
Genetic determinism
There are actually three social maps—three theories of determinism widely accepted, independently or in combination, to explain the nature of man. Genetic determinism basically says your grandparents did it to you. That’s why you have such a temper. Your grandparents had short tempers and it’s in your DNA.