Come back to the sensations of the breath.
Before you answer the phone or take the first bite of a meal, return for a few seconds to the sensations that breathing engenders.
This will bring you the present and slow you down, two things I recommend for a happy life.
Being on a journey from the self to the Self. It always helps to write down my thoughts or if I come across a nice article I would read it and then re-write it in my own words.