Life is full of cross roads. We have to make decisions, walk towards our goals and leave behind options whose potential we can only partially foresee.
Life is a garden. The paths we walk are intertwined. A path is never lost on our relentless way forward in time. And sometimes, we discover an old track that you thought was long lost.

When I decided to become a biologist I was driven by my curiosity to understand the magic that makes our life possible, to reveal those mysteries we can not observe by the naked eye but also to earn a good salary ... this was the reasonable choice. 

The other one was studying art.