Is it comfortable for your fingers or nostrils when picking your nostrils?

Reason: See a joke-once in class, in the last physiology class, just after the female teacher finished, she asked: Students, who still doesn't understand can ask the teacher. At this time, a classmate asked the teacher, "Teacher, is sex comfortable for men or women?" The teacher explained it to him for a long time, but he still didn't understand. The teacher gave him an analogy and said, "When you pick your nose with your hand, is your nose cold or your fingers cold?" He thought, um ... nostrils! Sit down. The teacher asked again, are there any students who don't understand? You can raise your hand and ask the teacher ... then the classmate raises his hand and asks the teacher, "Teacher, why can't women have sex when they come to menstruation?" The teacher gave him another metaphor. Said, "So when you have a nosebleed. Will you still pick your nose? " The students thought, well, yes! "Then why don't men like to wear condoms when they have sex?" The teacher thought for a moment and asked him, "Do you like to wear gloves when picking your nostrils?" He shook his head and sat down. After a while, he raised his hand and asked the teacher another question: "Since women are much more comfortable than men, why do women resist when men rape women?" The teacher was angry and struck the table and said, "When you were walking on the main road. Others came up and insisted on picking their nostrils. Will you? "