Thats just the point Jasemin, All weapontry is becoming increasingly more sophisticated. I don't think Hezbollah is interested in attacking Israel, seems like they are the protectors of Lebanon. If Israel stays on their own side of the border they will be safe. Having said that I believe Israel will attack this summer and Hezbollah will respond mightily.
Germany shelves Nazi crimes probe of US national Karkoc (AP)
from the article: Barak: Iran poses no immediate existential threat to Israel