Most people have a gap between the person they are and the person they want to be. There are little things you think you should do and big things you ought to commit to, like working out regularly, eating healthy, writing a novel, reading more or simply doing your hobby. 

But it may seem that you must become different to achieve your goals. While other people can consistently put in more effort with discipline and willpower, maybe you find yourself slipping back into your old ways and always seem to fail.

Making a decision to do something is like moving through a real jungle: It's hard.

Your brain hates using energy, so it came up with a trick. All your actions and behaviours leave paths in the jungle of your brain. The more often you do something, the more stamped out the trails become, so...