Personal space can be imaged as a kind of bubble surrounding a person that (1) his or her privacy and which other people may not normally enter. ... Allowing somebody to get very close and enter your personal space may be a sign of (10) or love.
――名古屋市立大学 前期日程/医・経済・人文社会・芸術工学部(2月25日実施)――2006年