Why did Tiger split the letter sent by his wife in two?

If you want to take it out of the envelope, it will naturally split in two.

brain teasers originated in ancient India. It means that when thinking encounters special obstacles, we should quickly leave the habit of thinking and think about the problem from other aspects. Now it refers to some intellectual questions that can't be answered by the usual way of thinking.

Brain teasers are widely classified: educational, funny, mathematical, adult and so on. Brainstorming is a kind of entertainment, but also a popular word game.

Origin

Brainstorming originated in ancient India. Brainstorming is a series of complete comic jokes published by Times Culture on December 6, 1989, from comic questions on the previous page to unexpected answers after turning over.

At that time, there was a great popular upsurge in Taiwan Province society, and all the streets and alleys were asking each other questions, which turned into a pattern of cold jokes and was later introduced to Chinese mainland.