A \(K_5\) graph walks into a bar. A \(K_4\) graph follows it. The bartender points to the \(K_4\) and says, “Sorry, we don’t serve minors here.”
A man goes to a yard sale. He sees a nice mug. He asks the seller, “How much does this cost?” The seller replies, “\$2” He then eyes a bracelet for his wife. He asks the seller for the price of the bracelet. The seller replies, “\$2” The man says, “You must be a topologist”
There are \(\aleph_0\) types of people in the world:
There are \(\aleph_1\) types of people in the world
But I can’t list them all since \(\aleph_1\) is uncountable.