person A: The day that I got accepted into nursing school was just an ordinary day. 
person B: You weren't excited about it?
person A: Well I had been waiting for weeks and was unaware_comma_ but at the end of a stressful day I checked my mail and the letter came in to let me know if I got in or not. 
person B: I understand. Stress is a definite mood killer
person A: I agree_comma_ but then I opened the letter and it ended up being the best day of my life! 