; (2) a goal to prepare prisoners to live law-abiding lives upon release, and to facilitate prisoners’ reintegration into free society by implementing appropriate conditions of confinement and by sustained planning for such reintegration; (3) protection of incarcerated persons from harm, with restrictions placed on incarcerated persons only that are necessary and proportionate to the legitimate objectives for which those restrictions are imposed; (4) a respect of the human rights and dignity of incarcerated persons, with no incarcerated person being subjected to cruel, inhuman, or degrading treatment or conditions; (5) for a convicted individual, loss of liberty and separation from society should be the sole punishments imposed by imprisonment; (6) appropriate levels of correctional officers and employees; (7) implementation of internal processes for continually assessing and improving each correctional facility; (8) humane and healthful living conditions; (9) necessary health care; (10) freedom from staff harassment and invidious discrimination; (11) freedom of religion and substantial freedom of expression; (12) equal conditions conducive to maintaining healthy relationships with families; (13) equal opportunities to participate in constructive activity and rehabilitative programs; (14) access to gender-responsive and comprehensive community-based reentry programs and planning, including family reunification legal clinics within correctional facilities where present; (15) all Bureau of Prisons physical facilities shall— (A) be adequate to protect and promote the health and safety of incarcerated persons and staff; (B) be clean and well-maintained; (C) include appropriate housing, laundry, health care, food service, visitation, recreation, education, and program space; (D) have appropriate heating and ventilation systems; (E) not deprive prisoners or staff of natural light, of light sufficient to permit reading throughout prisoners’ housing areas, and of reasonable darkness during the sleeping hours