Class 12 English Unit 1 Know Thyself Summary, Grammar & Exercise Notes

For Unit 2 notes of Class 12 English Book - 

Read:Family - Chapter 2 Exercise

Class 12 English – Unit 1: Know Thyself – Summary, Grammar & Exercise Solution

Unit Title: Critical Thinking

Genre: Essay
Book: Compulsory English
For: Class XII

Lesson Overview: Know Thyself

The essay “Know Thyself”, extracted from R.J. Palacio’s Wonder, explores self-awareness and moral reflection through the classroom experiences of Mr. Browne, an English teacher. It emphasizes learning outside traditional academics by engaging with ethical and critical thinking.

Summary of Know Thyself

Mr. Browne introduces the maxim "Know Thyself" to his students. Through conversations, he helps them reflect on their actions, beliefs, and values. Students are encouraged to formulate personal precepts — life principles that guide behavior and ethics.

The chapter introduces different thinking styles like:

• Convergent Thinking: Logical, rule-based problem solving
• Divergent Thinking: Creative, open-ended exploration
• Critical Thinking: Evaluation and analysis of ideas

Character Jack represents a shift from confusion to clarity, embodying the essay’s message of reflection and growth.

Keywords for This Article

• Class 12 English Unit 1 Summary
• Know Thyself Critical Thinking Essay
• Class 12 English Grammar (Question Tags)
• NEB Grade 12 English Guide 2082

Grammar Focus – Question Tags

This unit includes grammar on Question Tags. Examples:

• She is a teacher, isn’t she?
• They have all returned home, haven’t they?

Includes image-based grammar exercises for better visual retention.

Skills Introduced in this Lesson

• Convergent Thinking
• Divergent Thinking
• Critical Thinking
• Creative Thinking

Exercises (With Solution Pics)

• Working with Words
• Comprehension Questions & Answers
• Critical Thinking Questions
• Grammar – Question Tags
• Writing Activities

Solutions are included with image files on the page for easy self-assessment.

Why This Lesson Matters

Know Thyself is foundational for the English curriculum. It encourages students to examine personal values and think critically — themes that recur throughout the textbook.

Final Note

This guide helps Class 12 students grasp the key ideas of “Know Thyself”, sharpen their grammar, and prep confidently for board exams. For full answers and grammar visuals, refer to the image solutions attached at the end of the original post.

If you want to understand this chapter in The following youtube video has been provided: