keywords: strict professor, predictions, low grades, Jack Wickert.

Introduction: Initial Impressions of Professor Wickert (Paragraph 1)

• Description of the professor's strict and intimidating demeanor.
• Predictions about the class performance.

A strict professor, Jack Wickert, set high expectations and warned of challenging grades.

Why does the auhtor say in paragraph 1 "Visualize a jack-o'-lantern in the seat of a wicker chair and you will always remember Jack Wickert. "？

The author says, "Visualize a jack-o'-lantern in the seat of a wicker chair and you will always remember Jack Wickert," as a mnemonic device. By associating the professor's name with vivid imagery (a jack-o'-lantern and a wicker chair), the professor ensures his name will stick in the students' memory. This phrase reflects both his confidence in his teaching methods and his quirky, perhaps dramatic, personality. It also foreshadows the creative and unconventional approaches he employs throughout the course.

作者说，"想象一下柳条椅座位上的杰克灯笼，你就会永远记住杰克-维克特"，这是一种记忆方法。 通过将教授的名字与生动的意象（一盏杰克灯笼和一把柳条椅）联系起来，教授确保了他的名字会在学生的记忆中留下深刻的印象。 这句话既反映了他对自己教学方法的自信，也反映了他古怪、也许是戏剧性的个性。 这也预示着他在整个课程中采用的创造性和非常规方法。