Crossword puzzle clue "you can't return them"

You can't return them

In song, "Once you pass its borders, you can ne'er return again"

Comedian George who said, "If you can't beat them, arrange to have them beaten"

You can take them or leave them

"Would you eat them in a box? / Would you eat them with a fox?"

"Would you eat them in a box? Would you eat them with a fox?" asker

You'll see things in them you can't handle

People you should probably avoid unless you're Jesus and are super kind and can heal them