Part of it, is also feeding the spirit of interesting knowledge.
Healthy body, healthy mind, healthy spirit for a better trader.
<iframe width="640" height="360" src="https://www.youtube.com/embed/RVYnN8mBejY?feature=player_embedded" frameborder="0" allowfullscreen></iframe>
Talk starts at 00:16:00, but the intro allows to get the mind in the right frame.
Healthy body, healthy mind, healthy spirit for a better trader.

<iframe width="640" height="360" src="https://www.youtube.com/embed/RVYnN8mBejY?feature=player_embedded" frameborder="0" allowfullscreen></iframe>
Talk starts at 00:16:00, but the intro allows to get the mind in the right frame.