This lack of self discipline is a strong indication you are unlikely to make a good trader. (learntotradethemarket.com)
This status quo is of course described as benefiting the toddler in terms of developing self discipline and the vague concept of «character building». (toddler-activities-at-home.com)
In order to promote good self discipline in children teach them about making healthy choices — explain why they have to do something and the resulting reward. (mombible.com)