theprequelsrule said:
Obi-wan tells Luke in the beginning of Heir that he has already stayed too long. The Jedi accept death as part of life.
DISCLAIMER: Holy shit! I just realized that what I wrote above could be used by prequel lovers to justify some of the horrible ROTS dialogue! I do not, in any way, condone ROTS dialogue. END DISCLAIMER
That bit in Heir conflicts with Lucas' view of the Force, anyway, so don't worry.