here you go mminion

"Damn-it Jack! How did you know stairs were my only weakness?! Next to electrocution, and explosions, and gunfire, rust, corrosion, being kicked a lot, viruses, being called names, falling from great heights, drowning, adult onset diabetes, being looked at funny, heart attacks, being exposed to oxygen, being turned down by women and pet allergens! Your genius is matched only by your malevolence!"

It's funny because he can climb stairs in the pre-sequel