Press the right key for the next slide (or swipe left)
also ...
Press the left key to go backwards (or swipe right)
Press n to toggle whether notes are shown (no equivalent if you don't have a keyboard)
Press m or double tap to see a menu of slides
Everything is broken
∀x Broken(x)
All squares are broken.
∀x ( Square(x) → Broken(x) )
Everything of mine is broken.
∀x ( ThingofMine(x) → Broken(x) )
Everybody loves chocolate or logic..
∀x ( Person(x) → LovesChocolateOrLogic(x) )