now for the racist cultural explanation

"As prominent Israeli journalist Uri Avnery put it last week: "In Arab culture, nothing is more important than honour. People can suffer deprivation, but they will not stand humiliation. Yet what every young Arab from Morocco to Oman saw daily was his leaders humiliating themselves, forsaking their Palestinian brothers in order to gain favour and money from America.""  As if other people enjoy humiliation. (thanks Jonathan)