Can I convince my friend to stop smoking?

I write a text for English 2. i in this test is to convince a friend to quit smoking. Power someone please give me 3 reasons why my friend should stop smoking?

1. you will die earlier 2. you coughing all the time 3. your teeth will turn black 4 you look much older and have wrinkles 5. you do not only you but people around him (the second-hand smoke is doubly Smoking worse than you) 6. If you are pregnant or have children can affect them and cause damage to the brain and lung damage

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