How do you think PSA campaigns must change to be effective in a social media world?

What was the basic premise of the civil rights act if 1964

How does nunez end up in the country of the blind

Laugh and be merry, remember, better the world with a song,    better the world with a blow in the teeth of a wrong.    laugh, for the time is brief, a thread the length of a span.    laugh and be proud to belong to the old proud pageant of man. (laugh and be merry/john masefield/public domain) which of these is the main idea of the poem?