Social Contract, Not Contact

When using public transportation, there are basic rules for interacting with fellow passengers. In short, don't.

If it's a sense, you shouldn't use it. That means no: looking at, overhearing, touching, sniffing or tasting*strangers.

To keep everyone comfortable, you should also not use your senses on yourself. People get offended if you: stare at a part of yourself, listen intently to yourself, sniff yourself, taste yourself or touch yourself.*

*That's a big one