नियतं कुरु कर्म त्वं कर्म ज्यायो ह्यकर्मणः। शरीरयात्रापि च ते न प्रसिद्ध्येदकर्मणः॥
Do your duty as prescribed, for action for duty's sake is superior to inaction. Even the maintenance of the body would be impossible if one remained inactive.
Simple meaning
Krishna says: do the work that is yours to do. Action is better than inaction. Even keeping your own body alive isn't possible without doing something.
In real life
A writer waiting for the perfect inspiration finally commits to 300 words a day. Within two months she has a first draft.
A young person stuck at home "figuring out life" takes a part-time job meanwhile, and the action itself brings clarity about what he wants.
Try this today: Pick the task you've been avoiding the longest and do just the first 10 minutes of it today.

