2. (1) Until the nineteenth century, dueling was a common but undesirable way for American men to solve their
differences. (2) Dueling is a scheduled fight with rules decided ahead of time. (3) If a man thought that his honor had
been insulted, he could call a duel. (4) Both men would meet at a certain place and fight with a sword or pistol.
(5) Sometimes they would kill each other. (6) At a 1777 Georgia Assembly meeting, political leader Lachlan Mcintosh
called Button Gwinnett a "scoundrel and lying rascal." (7) Button, a signer of the Declaration of Independence demanded
that Lachlan apologize or meet him in a duel. (8) Both men were wounded during the duel. (9) Button died three days
later (10) America's first Secretary of State, Alexander Hamilton, was challenged to a duel by Vice-President Aaron Burr
in 1804. (11) Aaron thought that Alexander insulted his honor. (12) A newspaper had reported that Alexander thought
Aaron was not honest. (13) Alexander was wounded during the duel and died the next day. (14) After so many people
died from duels, many leaders began to think that dueling was too violent and unfair (15) By the end of the nineteenth
century, dueling was outlawed in most of America.

What’s the sentence that expresses the main idea?

nobody can deny that cars are the most used means of transport all over the world. however owing a car could have some disadvantages. first of all, having a car on your own allows you to go everywhere without depending on timetables. moreover, you can use it whenever you need it no matter the time or the climate conditions. furthermore, if you have a car, you would not have to wait for nobody to share it when going to somewhere. nevertheless, one major disadvantages of owing a car is the fact that fuel is very expensive nowadays so that not everyone can afford it. in addition, you have to pay insurance to be protected by legal conditions. apart from this, the person who owns a car always has to maintain the car and repair any mechanical problem which could costs a huge amount of money. what is more, if you have to travel long distances, and you do not like driving, one probably would be exhausted and irritated due to driving for a long time. besides, cars cause environmental pollution. to sum up, owing a car means that you have more freedom to travel whenever and wherever people want to, however the car maintenance could be a very expensive issue that can have bad consequences at your economy.

we need to see the examples!

laughter improves people's emotional and well-being.   kavita khajuria is a psychiatrist and he has defined laughter as " physical expression of humour and joy that has numorous protective qualities." when you feel under stress or sad because you have argued with a person you love, you need to laugh to feel strong enough to face the problems.

when you have an exam , you probably feel under stress. laughing will you release this tension. humour decreases the hormones that cause stress. k. khajuria   says that the brain releases some chemical components when we laugh. these chemical components are called neurotrophic factors and they are very important. they support the neurons in the brain and encourage the growth of new neurons. as a conclusion, you should laugh a lot before giving your exam. laughing will you with your exam and with your brain.

if you are having difficult times with friends or family members, laughing will also you face these problems. alannagh kelly is an assistant psychologist. she thinks that laughter can   make anger and anxiety vanish in the air. laughter can set a new and exciting atmosphere among people and it can make the bonds bewteen people stronger. so, if you are having a difficult time with someone you love, invite him / her to watch a comedy. you will probably make peace.

laugher will certainly protect you against stress and emotional pain. watching a comedy   may be a solution to stress or damaged bonds. " this remedy is fun , free, and best of all, no instructions needed."   alannagh kelly has said in her blog.