“Don’t tread on me” could have been coined only by someone with a spread. (Paragraph 5) 2. The decline of manners has been widely lamented. (Paragraph 6) 3. I’ve also noticed an increase in the ranks of what I think of as space invaders, mini-territorial expansionists who seize public space with a sense of manifest destiny. (Paragraph 7) 4. ... individuals routinely commandeer booths and sets of facing seats meant for foursomes. (Paragraph 7) 5. ... personal space is psychological, not physical: it has less to do with the space outside us than with our inner space. (Paragraph 8) 6. In the same way that the breeze from a butterfly’s wings in Japan may eventually produce a tidal wave in California, I have decided to expand the contracting boundaries of personal space. (Paragraph 9)