Luke Learned Yoda's Most Important Lesson - Anakin Didn't... And Ahsoka Hasn't Yet 

screenrant.com - BY KEVIN ERDMANN -While Luke learned Yoda's most important lesson, Anakin didn't which means the jury's still out on whether Ahsoka Tano did now that she's a master.
Keywords: luke skywalker, learned, yoda, important lesson, anakin skywalker, ahsoka, hasn't yet