I will admit, I'm ridiculous at times. During warm ups, 315 felt heavy. I lead myself to believe 340 will be heavy too. So I took a minute to relax, then went. When we work ourselves up it hinders progress. You can push your body beyond limits, just make sure your mind can catch up with it.

Sumo deadlift 135x5, 185x5, 225x4, 255x2, Belt 300x1, 340x1, GHR 4X10, Banded fatbell swings 3x12, Upper back 8sets 10-12 reps,