ol so true. ageism. Goes the other way too :P " I'm young,
   you're old": fetus to baby, baby to elementary, elementary to
   middle, middle to high school, high school to college, college
   to working adults, working adults to middle age, middle age to
   retired, retired to elderly... and the elderly?* Well, I suppose
   they could say, "*I'm* young... you're dead".[1]ageism-reverse

References

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   1. http://icopiedyou.com/wp-content/uploads/2015/06/ageism-reverse.jpg