Well,may be that intimacy means coming home by the end of the day and feeling that it is exactly where you belong-next to that person,feeling that you'll deal with life as long as that person is with you,and assurance of mutuality of said feelings,knowing that you have a permanent anchor in your partner and will not be adrift on waves of uncertainty.May be intimacy is acceptance of who you are with all the flaws..Just brainstorming here...