“Trains are just horizontal elevators” (“Trains are just sideways elevators”)

Trains have been compared to elevators. “Trains are like long sideways elevators…#ThoughtsinaLift” was posted on Twitter  on July 18, 2012. “Trains are just sideways elevators” was posted on Twitter on December 16, 2012.
 
“Trains are just horizontal elevators” was posted on Twitter on January 25, 2013.
   
       
Twitter 
Arnold Mugasha
@mugasha_
trains are like long sideways elevators…#ThoughtsinaLift
8:17 AM - 18 Jul 2012
 
Twitter
Smarter Every Day
@smartereveryday
I finally realized today that trains are just sideways elevators.
9:49 PM - 16 Dec 2012
   
Twitter
Robbae Savaglio
@mibbzz
Trains are just sideways elevators.
10:45 PM - 16 Dec 2012
   
Twitter
Talha Furrakh
@tballa360
Trains are just horizontal elevators…
10:10 AM - 25 Jan 2013
 
Twitter
Thomas Donnelly
@redhandcase
Trains are really just horizontal elevators.
10:42 AM - 25 Jan 2013
 
Reddit—Shower Thoughts
Trains are basically horizontal elevators.
submitted May 12, 2014 by pillbody
COMMENTS
commanderinchiefkeef
Elevators are just vertical trains….
     
Reddit—Shower Thoughts
Trains are sideways elevators.
submitted October 30, 2014 by DerGalaxy
COMMENTS
academiac
Incorrect. Elevators are vertical trains.
 
Reddit—Shower Thoughts
Trains are just horizontal elevators.
submitted December 1, 2014 by WhovianJackson
They both move back and forth along predetermined courses, making stops at predetermined places along the way so people can get on and off.
   
Reddit—Shower Thoughts
Trains are just sideways elevators
submitted December 1, 2014 by RIC3CRI5PI3
COMMENTS
deleted
Elevators are upright Trains
 
Reddit—Shower Thoughts
Trains are just horizontal elevators.
submitted December 10, 2017 by Layz80
COMMENTS
NegativePrimitive
Except for the “elevate” part
 
atowntommy
I think the moving walkway is the better comparison.
 
Reddit—Shower Thoughts
Trains are just sideway elevators
submitted March 27, 2018 by UnknownFrisbee