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But this deliberate return to their roots causes greater isolation and alienation , and although racism is now muted , the fact of commercial life is that nobody wants to employ a ferociously - bearded man , no matter how qualified he is , just as women receptionists wearing head-scarves are not seen as the best advertisements for a company . Any customer who wants to make use of a CMS needs to commit to it for a certain time and people failing to do so will only spread false information on the application or will never appreciate it to its full extent — a tragic fact of commercial life is that free goods are taken for granted and never fully appreciated . The knowledge gained by the scholars of the classical age was lost ; for nearly 600 years , life was governed by superstitions and fears fueled by ignorance . I believe when people become active citizens , lives are transformed . Even as social workers , life is not easy . In single-celled organisms , life is pretty simple - - each cell does everything - ingest , metabolize , excrete .