The source known as Deep Throat provided a kind of road map through the scandal. His one consistent message was that the Watergate burglary was just the tip of the iceberg. ↗
If a writer knows enough about what he is writing about, he may omit things that he knows. The dignity of movement of an iceberg is due to only one ninth of it being above water. ↗
Releasing a record is only the tip of the iceberg when it comes to the promotion of the product, but you have to play the game if you are to have a chance of competing in the market place. ↗
Ice shelves in general have episodic carvings and there can be large icebergs breaking off - I'm talking 100km or 200km long - every 10 or 20 or 50 years. ↗
No one is fit to judge a book until he has rounded Cape Horn in a sailing vessel, until he has bumped into two or three icebergs, until he has been lost in the sands of the desert, until he has spent a few years in the House of the Dead. ↗