I'm not sure if these have been posted in the forum before, but they are briefly interesting to watch.

[YOUTUBE="GYMc_L8ByTc"]Extraverted/Introverted[/YOUTUBE]
[YOUTUBE="AOaILzaZYfM"]Sensing/Intuition[/YOUTUBE]
[YOUTUBE="sm9miju-Kno"]Thinking/Feeling[/YOUTUBE]
[YOUTUBE="l8g_Ie0iZYg"]Judging/Perceiving[/YOUTUBE]