"...I like three sentences: (1) what we do, (2) who we do it to, and (3) why you should care." Should (2) be "who we do it for"? Mine goes something like... 1

"...I like three sentences: (1) what we do, (2) who we do it to, and (3) why you should care." Should (2) be "who we do it for"? Mine goes something like... 1: I teach mathematics 2: I encourage adults who always had problems with school Maths to learn and achieve a qualification 3: Mathematical reasoning is important for sensible decision making both in everyday life and in science and in making political choices