Answer: If you wouldn't say it to there face don't say it online.
Explanation: When you say something to someone in person you are most likely to not say anything rude or be overly opinionated, you might fight or argue but when online people tend to say nasty stuff. For example let's say someone looks bad, in person you would probably just ignore it but online a person would say you look bad or clean yourself up. That would make someone feel bad about themself, or they would believe you. If you ignored it online they would feel better that your not beating them up for it. The concept is to only say online what you would say in person.
There are many different types of animals there, each with its own purpose. Come and learn about why there are animals on farms, as well as specific facts about cows, chickens and pigs.
I believe it is an oxymoron
The necklace is ironic in the fact that when the necklace is borrowed it is believed to be a real diamond necklace. When she loses the "diamond necklace" she works very long to repay the person she borrowed from because she thinks the necklace she lost was worth much money. When she gives the money to the person she borrowed from and confesses that she lost it she was told that the necklace was a fake and that she worried and worked for many years over nothing. This is an example of situational irony. She thought the necklace was worth very much money when it was really only worth very little