It was winter, now it's spring  It got humid and my reeds changed  I was tired from driving  The conductor was unclear  I couldn't hear my entrances  I'm not good at playing second oboe  My reeds are all too old or too new  My oboe is out of adjustment  I wasn't warmed up because of not playing the first piece  Dvorak is mean to the second oboe   Every one of those thoughts went through my head during the ten minutes that I was onstage playing the piece I couldn't play, and not one of them was helpful.   Because, ultimately, it was all on me.  I couldn't pull it together,  I didn't do a good job, and I disappointed myself.  Bad concerts happen to everyone, occasionally, but in this case it happened to me and it was no fun at all.       A student came in this week, and told me a sad story about the concert she'd played over the weekend.  But unlike the defeated me you saw above, she framed everything in the form of a lesson learned.  She shouldn't hav...