Getting firms to agree to low-profile long-term commitments in one problem area is not easy since "most businesses want to see rapid results," often leaving public service groups disillusioned by their cooperative experiments with the private sector.
默默精耕一個領域並不容易，「企業多半希望早點看到成果，」許多公益團體和企業合作時常苦水滿腹。