A Teacher Asks A Student A Question.

Teacher: If I give you two cats, then two more cats, and then another two cats, how many cats do you have?

Student: Seven.

Teacher: Listen carefully. If I give you two cats, then two more cats, and then another two cats, how many cats do you have?

Student: Seven.

Teacher: Okay, how about I put it this way. If I give you two apples, then two more apples, and then another two apples, how many apples do you have?

Student: Six.

Teacher: Good, you get it! So if I give you two cats, then two more cats, and then another two cats, how many cats do you have??

Student: Seven.

Teacher: Why the heck seven??

Student: Because I already have a cat!