Overcoming Our Biggest Obstacle to Creating Habits
The steps themselves might be deceptively simple: pick one habit, keep it small to start with, and remember to do it every day. But it’s not always so easy — there are a number of forces that can stand in the way: People in our lives create resistance to the habit. Our environment itself creates resistance (i.e. Internet distractions get in the way of writing). We forget. A crisis or other disruption comes into our life unexpectedly.
Source: Overcoming Our Biggest Obstacle to Creating Habits : zen habits