- Their opinion of the size their reproductive organ(s).
- How many alcoholic beverages they feel are appropriate to imbibe before retiring for the evening.
- Off the cuff assessments of the character of members of their party.
- Assessments of the quality and character of an ethnic group they associate with.
- Assessments of the quality and character of an ethnic group they don't associate with.
Clearly this is all very valuable information to learn about random people you pass on the street, which is why shirts like this are wonderful.