Authors:

If once a man delays castling and his king remains in the center, files will open up against him, bishops sweep the board, rooks will dominate the seventh rank, and pawns turn into queens.

Irving Chernev (2014). “The Most Instructive Games of Chess Ever Played: 62 masterly games of chess strategy”, p.110, Pavilion Books
If once a man delays castling and his king remains in the center, files will open up against him, bishops sweep the board, rooks will dominate the seventh rank, and pawns turn into queens.