2021 version

Teacher: Can you see God ?

Class: No.

Teacher: Can you touch God ?

Class: No.

Teacher: Then, there isn't a God.

A student raises his hand and says*

Student: Sir, can you see your brain

Teacher: Yes I can, proceeds to show class YouTube video of his brain surgery.

Teacher: And I can touch it too, reaches into desk drawer and pulls out a jar with a piece of brain in formaldehyde