文档介绍：lit it,and sang"happy birthday to me" at the top of my voice.
A few days later,I was moving forward over a slope that seemed safe
when suddenly,without warning,my world dropped out from under my skis.
I had fallen into a hole and was hanging on the ropes tied to the sled.
A piece of ice fell down and I never heard it land.
The bottom was a few hundred feet below.
I used to practise self-rescue many times in the mountains where I live
and carefully began climbing out.
It took a long time but I finally got out.
I was thankful for all the training I had had.
I was in good health and all of my equipment was working well.
I was so optimistic that I decided that the next day,
the 22nd day of the expedition,I would increase my workday to 12 hours.
The next morning I had a bad accident with the sled and hurt my leg.
I couldn't stand on my left leg and my head was woozy from hitting the ground.
But I knew that I had to get on the ice,I would soon die.
I struggled to my knees,
knowing that somehow,I had to put my tent up for shelter.
On hands and knees I got the tent up and dragged my sleeping bag into the tent
and lay down out of the cold wind.
I had to make a decision.
Wait to get better or give up?
I had to think of my family,which is very important to me,and do the right thing.
I did so without regret,
I had met the challenges of solo travel in an ext