And telling people they're going to die is too scary to think about, or that they'll get emphysema or a heart attack is too scary, and they don't want to think about it, so they don't.
누구에게 죽음이라는건 생각하기에 너무 두려운것일수도 있고, 기종이나 심장병을 앓게되리라는 것도 두려워서 아예 생각하기를 거부하기도 합니다.