Crossword puzzle clue "a good one should be square"

A good one should be square

Shakespeare character who says "Good night, ladies; good night, sweet ladies; good night, good night"

Wondering "Should I? Should I not?"

"Should ___ or Should I Go"

"Should I Stay or Should I Go" singer

"Should I ___ or Should I Go" (1982 song by The Clash)

Square, in old slang, as indicated by forming a square with one's hands

Square part of a square meal?