There are many Israelis who can no longer be safe in the knowledge that they can travel the world with impunity. Ya'alon is stating that the occupation of palestine is worth the isolation of a self imposed iron curtain. It is for the Israeli people to decide if he is roght or wrong.
UN agency warns school may be delayed for Palestinian refugees due to lack of funding (AP)
from the article: Ya'alon: I'll forgo Europe trips to allow IDF freedom