A Foreigner asked this question on Quora!
While Shivam Mishra, explained the analogy with an hilarious example,
Ashwini Purohit, explained the same with the ‘Renowned Rajasthan’,
Then Pavan Kumar took this as a chance to give a jab back to the Americans & Europeans:
While, Mandar Joshi nailed It with the norm ‘When in Rome, Do as Rome does’,
If you are still not satisfied with the answers given above then try this:
For nothing can ease your curiosity but self-experimentation.
This ends on a hilarious note, that goes by
“Why do you bathe with water? Stick to cleaning yourself with paper. “