The Chinese banking system is built on quicksand and that's the one thing a lot of people don't realize. [...] Everybody seems to think it is a free and clear open checkbook. It's not. [...] The banking system in China is extremely fragile.

I'll always understand the Schadenfreude aspect to short-selling. I get that no one will always like it. I'm also convinced to the deepest part of my bones that short-selling plays the role of real-time financial watchdog. It's one of the few checks and balances in the market.

What we define as a bubble is any kind of debt-fueled asset inflation where the cash flow generated by the asset itself - a rental property, office building, condo - does not cover the debt incurred to buy the asset. So you depend on a greater fool, if you will, to come in and buy at a higher price.

The Macau casinos have a wonderful business, it's taking in money from Chinese businessmen elsewhere who send it through junky companies to casinos to gamble. The growth continues and they have basically western managers and western accounting, so we trust the numbers a little bit more.

So you know, everyone points out Greece's default record, but the history of a lot of sovereign nations is not a good one when it comes to lending them money.

I used to think that good short-sellers could be trained like long-focused value investors because it should be the same skill set; you’re tearing into the numbers, you’re valuing the businesses, you’re assigning a consolidated value, and hopefully you’re seeing something the market doesn’t see.But now I’ve learned that there’s a big difference between a long-focused value investor and a good short-seller. That difference is psychological and I think it falls into the realm of behavioral finance.

Healthcare is growing now at about 10 per cent per annum in the U.S. top line, versus 3 per cent for the economy. As someone with a sharp pencil and an eye for this kind of thing, this can't last.