6. Broaden your horizons

Despite his passion for programming, the Facebook founder never limited himself to one single sphere of knowledge.

He was good in maths and natural science. Moreover, he studied ancient languages, Classics, and fencing.

Becoming a domain expert is important, but it is equally important not to lose sight of the fact that human life is meaningful, rich, beautiful, and multidimensional.

Move forward, love what you do, do what you love, and do not limit yourself by any means!