the conventional/received wisdom

knowledge or information that people generally believe is true, although in fact it is often false.

The conventional wisdom is that marriage makes a relationship more secure, but as the divorce rates show, this is not necessarily true.

• the top of the tree
• the trouble with
• the trouble with someone
• the trouble with something
• the twilight zone
• the upper crust
• the villain of the piece
• the way things are
• the way things are going
• the wheel has come full circle.
• the wheel has turned full circle.
• the wheels are turning
• the whole ball of wax
• the whole bit
• the whole caboodle
• the whole enchilada
• the whole kaboodle
• the whole kit and caboodle
• the whole nine yards
• the whole picture
• the whole shebang
• the whole shooting match
• the whole works
• the whys and the wherefores
• the whys and wherefores