FWIW, my list was not meant as a judgement of good/bad episodes as much as an introduction to the FLAVOR/GIST of Star Trek. I do agree that
Trials and Tribble-ations makes more sense if you saw
The Trouble with Tribbles first, but it can work as a stand alone episode, also.
__________________
“The test of our progress is not whether we add more to the abundance of those who have much; it is whether we provide enough for those who have too little.” -FDR
God gives us what we can handle, even if we don't believe it ourselves.