Details from the speech: 1) Dr. King’s life teaches many lessons.

2) Dr. King knew that he would probably not survive his struggle.

Meaning of the details:

1) The lessons of Dr. King will help people “truly be free at last.”

2) Heroes must accept that enormous sacrifices will be made in the name of justice.

Based on the meanings of the important details, what is most likely a theme of Chavez’s speech?
A hero in Dr. King’s time was different from a hero in Cesar Chavez’s time.
A hero knows when he has made enough progress and will call it quits.
A hero knows that fighting for justice is never easy but that making a difference is worth it.
A hero should make sacrifices for other people, but he should also stay safe.

may i ask what topic?

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.