If you break a discipline once, the next transgression becomes much easier.

The critical ingredient is a maverick mind. Focus on trading vehicles, strategies and time horizons that suit your personality. In a nutshell, it all comes down to: Do your own thing (independence) and do the right thing (discipline).

Whenever I take a position, I like to imagine what it would be like under the worst-case scenario. In doing so, I minimize the confusion if that situation actually develops. In my view, losses are a very important part of trading. When a loss happens, I believe in embracing it.

First of all, most traders don't have a winning strategy. Second, even among those traders who do, many don't follow their strategy. Trading puts pressure on weaker human traits and seems to seek out each individual's Achilles' heel.