[Issue] #78 People's attitudes are determined more by their immediate situation or surroundings than by society as a whole.

[Issue] #59 Scientists and other researchers should focus their research on areas that are likely to benefit the greatest number of people.

[Issue] #17 Formal education tends to restrain our minds and spirits rather than set them free.

[Issue] #2 To understand the most important characteristics of a society, one must study its major cities.

[Issue] #143 No field of study can advance significantly unless it incorporates knowledge and experience from outside that field.