This chapter attempts to do all of the following:

(A) Provide humane and scientific treatment and care and the highest attainable degree of individual development for persons with developmental disabilities;

(B) Promote the study of the causes of developmental disabilities, with a view to ultimate prevention;

(C) Secure by uniform and systematic management the highest attainable degree of economy in the administration of the institutions under the control of the department of developmental disabilities.

Sections 5123.02 to 5123.04, 5123.042, 5123.043, 5123.10, 5123.21, 5123.221, 5123.25, and 5123.31 of the Revised Code shall be liberally construed to attain these purposes.