It's war. Victory requires a superior military advantage.
Concerns about Islamist threat have influenced traditionally pro-Arab Europe's view of the Israeli-Palestinian conflict.
Israeli forces struck two United Nations schools in the Gaza Strip on Tuesday, killing at least 34 people, as international call for an immediate cease-fire grew.
Only three civilian fatalities to date, but a climate of fear pervades Israel's southern communities.
Absent more forceful US role, others make frantic bid to halt fighting.
Israel has hit at hundreds of targets across Gaza but has not seriously damaged Hamas's fighting force, which continued to fire rockets on southern Israel on Sunday.
New York Times correspondent Patrick Tyler analyzes 50 years of US policy in the Mideast.
The conflict in the Gaza Strip is already having an impact on the political landscape in Israel ahead of parliamentary polls in February.