Women's worst invention was the plow. With the beginning of plow agriculture, men's roles became extremely powerful. Women lost their ancient jobs… — Helen Fisher Agriculture Copy Share Image
Psychologists maintain that the dizzy feeling of intense romantic love lasts only about 18 months to-at best-three years — Helen Fisher Copy Share Image
In general, men are wired to notice obvious signs that convey interest in mating - a warm smile, for example - and… — Helen Fisher Copy Share Image
When you can't have someone but you're not willing to accept that, you try harder and become more extreme about it. Either… — Helen Fisher Copy Share Image
