And I would like to do it very much, but in the mean time unfortunately I will have to make money the hard way, i.e. work. Similarly, "it would be better to go for a non-military solution for the conflict based on justice and co-existence" but since Hamas openly says their goal is the destruction of Israel and not co-existence, we will have to defend ourselves the hard way. As for the cost of the system, it costs Hamas a qasam launching crew every few launches. Therefore Israel can sustain this setup for much longer than Hamas.
Syrian troops sieze village above rebel-held parts of Aleppo (Reuters)
from the article: Iron Dome makes world history intercepting nine Gaza rockets