Why doesn't Brother Khoi want to leave Vietnam?

Which of the following is best written: 1. my favorite day of the year is july 24 my birthday 2. my favorite day, of the year, is july 24 my birthday 3. my favorite day of the year is july 24-my birthday 4. my favorite day of the year is (july 24) my birthday

In  the earth is precious, chief seattle says that man did not “weave the web of life, he is merely a strand in it.” what attitude is he implicitly criticizing by saying this?

How does the author support the claim that ordinary and digital mail are very different?