[header] How to become an optimally functioning person [title] Select a goal you can commit to. [step] It's been said that practicing for 10 , 000 hours on something will help you perfect a skill. If you can't put in that kind of effort, you'll likely fail. 
Therefore, choose something that you're willing to put in time and effort to work towards. [substeps] For example, you'll need a lot of time to train if you want to run a marathon.