That's because you been westernized. Big difference. Radical Islam pretty much forbiddens Western influence.
That is actually incorrect. There are many exemptions in the doctrine that allows you to assimilate into society while executing the Jihad. People forget how westernized the 9/11 high jackers had become. Also they fail to remember that these men were anything but poor and uneducated. In fact many of them were the upper crust of muslim societies. Doctors, professors, and so on.