We all learn something once we actually startup, things we did not anticipate, or did not know, the infamous unknown unknowns? What has your such learning been?
Firstly learning never ends. What I have learnt as of is given below
Come out of your comfort area
Work on your Failure more deeply.
and I am still looking forward to add more here.
if your like something if you have passion about some activity than become than as a startup which help you to learn a huge amount of knowledge what you already like. make your heart as a part of your startup