I think the "just can't" part can be mitigated by remembering your past successes. I don't think there was a time where I could never understand something (if I

I think the "just can't" part can be mitigated by remembering your past successes. I don't think there was a time where I could never understand something (if I really tried) no matter how hard I tried. Might take a long time, but, eventually at least kinda got it. Now, understand some things in depth... definitely not, but get familiar, sure.