Hey Torontoguy

Check out the ranking of the most liveable cities in the world by the Economist: Not a single one of the cities you mentioned  is even in the race. 

The most livable cities in the world
Melbourne
Vienna
Vancouver
Toronto
Calgary and Adelaide (tied)

And as for your snipe about international business hub Toronto is the Largest stock exchange in Canada, the third largest in North America and seventh in the world:

7. Toronto Stock Exchange - Headquartered in Toronto. Market Capitalization (2011, USD Billions) – 1,912; Trade Value (2011, USD Billions) – 1,542.

It is the largest stock exchange in Canada and the third largest in North America.