tact
n[U]
skill at not offending people or at gaining goodwill by saying or doing the right thing 言行得体不得罪人或能赢得好感的技巧
She showed great tact in dealing with a tricky situation. 她处理棘手的局面表现得十分老练.
You need a lot of tact to be an air hostess. 当空中小姐言行需十分得体.
But he has not promised to give you any of his blood.
但是他并没有答应给你他身上的任何一滴血。
They will think that you are the eyes and ears of the manager.
他们会认为,你是经理的耳目。
So, celebrate your success, and invite your parents to celebrate with you, however hard it may be for them. If you continue to be excited about your future, you may come to educate your parents in the same way.