Try to choose essay topic from current affairs as it is easy way to pass essay paper.. avoid literary topic and controversial topic.

For essay paper a book written by Col. Zahoor ul Haq is excellent book. It is very helpful.

Prepare 10 top most current affairs topics relating to essay. Study Dawn newspaper regularly and note down related material from it.

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People will always throw stones in your path, it depends on you whether you make a wall of difficulties or a bridge of success.
Fail to Plan is Plan to Fail.