The first kiss is very special.

"Betty: The first kiss is very special.

Sally: But I already did it. It's over.

Betty: You're going to have a lot of first kisses. You're going to want it to be special, so you remember. It's where you go from being a stranger to knowing someone, and every kiss with him after that is a shadow of that kiss."

- Mad Men, Episode Eight, Season Three

So I got another fortune from a cookie