Which is more pleasant?
1) I was so tired last night that I fell asleep before setting the coffee pot to go off in the morning.  I spilled hot coffee on myself trying to rush to get a cup before taking off to work. 
2) I was so tired last night that I fell asleep before setting the coffee pot to go off in the morning.  I was so tired when I got to work that I fell asleep at my desk and lost my job.  A: 2