"The answer for the Qassams is, and has always been, the proven and familiar response for countering any aggressive intent - that is, deterrence and a crushing response "in kind." " Mm. Well, largely, 'crushing response' has been the policy Israel has pursued over the last six years -- one could say the last sixty years. It hasn't worked. Haven't you noticed?
Three minors arrested in Jaffa for throwing rocks at a bus; no injuries reported (Haaretz)
from the article: Repay Gaza in kind