how to buy happiness?

TED's talk

To extort- to get something by force or threats, or with difficulty

~He was extorted by a police officer to tell the whole truth.

~That strange man was trying to extort money from his wife!

Affluent- having a lot of money or owning a lot of things

~My affluent neighbors have a huge beautiful mansion.

~It’s not a truth that affluent people are happier than poor people.

Pro social (behavior)- voluntary behavior intended to benefit another.

~Voluntary work is an example of pro social behavior.

~Pro- social behavior is an extremely important thing when it comes to society as a whole.

To bug- to annoy

~I never intend to bug someone but sometimes I do, unintentionally of course!

~My alarm clock keeps bugging me every morning!

Correlated- If two or more facts, numbers, etc. correlate or are correlated, there is a relationship between them

~People in society correlate with each other even if they are not aware of that.

~A strict correlation between members of a family is a key to success and happiness.