But if there is no such thing as a permanent self or soul, then the obvious question is - who is this person that eats, drinks, breathes, thinks, forms relationships and has a career?(source: http://buddhism.about.com/library/weekly/aa070702a.htm)
The colon is more formal; the m-dash is gaining in popularity, though. "
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.