I risk 0% on "good feelings". I have a system, and over 80% of my Bitcoins are being dedicated to that system. But it's an automatic one, in which no decisions (other than when to feed it more capital) are made based on my own whims.
ballz are not emotions.
ballz are risk management. i try as hard as i can to not let feelings disturb my system. if you know a better way than mine (don't ever leverage trade more than 20% of your trading balance, do honest research and stick to your conclusions, which reflect the best objectivity i could create) without needing to take strong pharmaceuticals in order to repress feelings...