Exceptions to habits

Making an exception to a good habit can kill you in the end.

Why? Because all it takes is one exception to break a good habit. Making exceptions to good habits will become your new bad habit.

This works the other way around too though:

Making an exception to a bad habit can save you in the end.

Why? Because all it takes is one exception to break a bad habit. Making exceptions to bad habits can very well become your new good habit.