One life

We overestimate ourselves most of the time. And that's one of the reasons we try to do so many things at the same time, in a short period.

We can achieve a lot over a long period. So focus on one thing at a time. Stack one habit on top of the other, one by one.

Identify what you want to change about your life. It can help you focus on the promises you're making to yourself. 

Try to focus on one change at a time.

In order to improve your focus, you should actually try focusing on one task and one only. Therefore, make sure all possible distractions are being blocked, so you can devote yourself to only one task at a time. And, very important, make a habit out of it. Otherwise, it might not work in the long...