2 fuels of life - happiness & courage

Note : the content is taken from book" mind operating system"

Have you ever ride a bike? 

If yes, then you shall be aware that bike runs on 2 fuels :

1) petrol - it Is required to run bike
2) mobil oil - it is required to to keep engine fluid & proper working.

Let assume:

A) what Happens if bike have mobil oil but do not have petrol?
Ans- bike shall not move but its engine shall be fine.

B) what happens if bike have petrol but do not have mobil oil?
Ans - bike shall move but it shall be harmful for engine, the engine will cease if you continues for long period.

Practical application : replace as below

1) replace bike with yourself
2) petrol with courage - to keep moving
3) mobil oil with happiness - to keep engine smooth

Let's repeat our some of questions again but this time it's about your life:

A) what will happen If you possess happiness(mobil oil) within but do not possess courage(petrol) to try new things, to take risk?

Ans : you shall be living a peaceful life but not moving forward. You ceases to grow. You shall be like "frog in a dwell".

B) what will happen if you possess courage(petrol) but do not possess happiness(mobil oil).

Ans: you shall be growing, may achieve many things but may snap out, have anger management issue & lack peace in mind.
There are number of examples who achieve many things but committed suicide(there engine ceases).