Loving the person despite their faults, wanting to remain with them for the rest of your life.
2.)
Being in love does NOT consist of
"Brittany~N~Chris! 4 months, 2 days! -- I'm in love with Chris, but I like someone else" (Real MSN name)
It also does not consist of dating someone for 10 minutes, then posting everywhere how you love that person, or how long you've been dating.
See
infatuation