UnScramble this Word: o n g e r a?

Questions

"Civilization is unbearable, but it is less unbearable at the top."- Timothy Leary?

"------------- music is the kind we keep thinking will turn into a tune."- Kin Hubbard (1869 - 1930)?

"------------ make the man. Naked people have little or no influence on society."- Mark Twain (1835 - 1910)?

"Cockroaches and -------------- are the only things that can stay up all night and eat anything."- Herb Caen?

"Work is a necessity for man. Man invented the ---------------."- Pablo Picasso?