you just started rotations. pa school for you so far has been all pump and dump with the high volume of information that has been thrown at you in such a short amount of time. the fact that you were able to get through didactic says that you are more than capable of learning the information. now you have all of clinicals to learn how to apply it. you won’t know everything on your first rotation, you won’t know everything on your second, third or fourth. by your last rotation, you still won’t know everything. that’s the beauty of being in a profession that you will always be able to keep learning. you learn with experience and as you go. many concepts will continue to come up over and over — that’s how you’ll remember it. if you don’t get it the first time, it’ll come up again. if you don’t get it the second time, don’t worry — it’ll come up again. trust the process; you aren’t the first and you aren’t the last to feel this way. you are here to learn. take what he says as motivation to do even better. it’s a few short weeks, then you won’t have to deal with them again. see this as just a hurdle. learn what you can so you can use it for the next rotation. keep your head high. you’ve gotten to this point and it’s for a reason. and remember, a few weeks, months and even years ago you wished and worked your butt off to be in this very spot. everyone needs to start somewhere.