answer: David invites Jessie to join him to go mountain climbing. David thinks it is one of the best ways to build her strength and balance. Jessie refuses because she'd rather stay at home and surf on the Internet.
documents: #Person1#: Hi Jessie. Do you have any plans for next weekend?
  #Person2#: Not at all, David.
  #Person1#: Do you want to join me to go mountain climbing next weekend?
  #Person2#: Mountain climbing? Me?
  #Person1#: Yes, you.
  #Person2#: Why me?
  #Person1#: You need some exercise. Mountain climbing is one of the best ways to build your strength and balance.
  #Person2#: Wait a minute, are you talking about hiking or mountain climbing?
  #Person1#: Mountain climbing, the tougher one.
  #Person2#: I never did that before. Do I need any training before I go?
  #Person1#: Yes. You better take some instructional courses at the climbing gym.
  #Person2#: You can't be serious.
  #Person1#: I'll take you to my gym tomorrow.
  #Person2#: Can I say no?
  #Person1#: Don't worry so much. I'll also find you a partner.
  #Person2#: Partner? What for?
  #Person1#: You need a partner to manage the climbing rope for you.
  #Person2#: My God.
  #Person1#: When you first start, you'll get tired quickly and suffers slightly sore forearms the day after, but later on, you'll get accustomed.
  #Person2#: I'm not going. It's not my type of workout. I'd rather stay at home and serve on the Internet. Thank you all the same.