I do not know you... nor your name is not Master Cesario, nor this is not my nose neither. Nothing that is so is so
Why, there’s for thee, and there, and there. Are all the people mad?
Now, sir, have I met you again? There’s for you.
Hold, sir, or I’ll throw your dagger o'er the house.
I will be free from thee. Act 4 Scene 1 Line---
Nay, let him alone. I’ll go another way to work with him. I’ll have an action of battery against him if there be any law in Illyria. Though I struck him first, yet it’s no matter for that.
Feste thought Sebastian was Cesario and is talking about how 'nothing that is so is so.' Act 4 Scene 1 Lines ---
Sir Andrew hits Sebastian thinking it is Cesario and Sir Toby tries to intervene and stop the madness Act 4 Scene 1 Lines --
Sir Toby seizes Sebastien and asks to be let go, Sir Toby refuses. But, Sir Andrew says I’ll get back at him another way. I’ll sue him for assault and battery, if there’s any justice in Illyria. It doesn’t matter that I hit him first.