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1. Introduction

2. Writing as a highest intellectual activity

3. Roles of a writer
3.1 writer as a teacher
3.2 writer as a preacher
3.3 writer as a social reformer

4. Greates writers who revolutionized the world
4.1 Karl Marx
4.2 Leo Tolsty
4.3 Rousseau
4.4 Jhon Locke
4.5 other writers

5. writer should be unbiased
6. writer writes for all
CONCLUSION