Just a piece of advice
Go home. Don't stick at work all the year. You are not the pillar of your department. If you drop dead today, you will be replaced immediately and operations will continue. Make your family a priority.
Be yourself; everyone else is already taken.” “Be who you are and say what you feel, because those who mind don't matter, and those who matter don't mind.” “Imperfection is beauty, madness is genius and it's better to be absolutely ridiculous than absolutely boring.
For me, becoming isn’t about arriving somewhere or achieving a certain aim. I see it instead as forward motion, a means of evolving, a way to reach continuously toward a better self. The journey doesn’t end.
Stay away from those people who try to disparage your ambitions. Small minds will always do that, but great minds will give you a feeling that you can become great too.