The friendship between a man and a woman which does not lead to marriage or desire for marriage may be a life long experience of the greatest value to themselves and to all their circle of acquaintance and of activity; but for this type of friendship both a rare man and a rare woman are needed. Perhaps it should be added that either the man or the woman thus deeply bound in lifelong friendship who seeks marriage must find a still rarer man or woman to wed, to make such a three cornered comradeship a permanent success