Should the patient become brain dead, the confidence that has been thus built up makes it easier to broach the possibility of organ donation, and the relatives are more likely to consider the proposal rationally, rather than responding with a flat refusal.
有了這層先建立的友誼，待病人腦死，再提出捐贈的建議，家屬會比較理性、認真地考慮，而不是直覺地反對。