to try to teach someone something that is difficult for them to learn due to their age or experience
किसी को कुछ ऐसा सिखाने की कोशिश करना जो उसकी उम्र या अनुभव के कारण उसके लिए सीखना मुश्किल हो (kisi ko kuch aisa sikhane ki koshish karna jo uski umra ya anubhav ke karan uske liye seekhna mushkil ho)
"It's hard to teach an old dog new tricks, but I'll try."
"यह मुश्किल है एक पुराने कुत्ते को नए तरकीबें सिखाना, लेकिन मैं कोशिश करूंगा" (yah mushkil hai **ek purane kutte ko naye tarkiben sikhana**, lekin main koshish karunga)
to become clear to someone after not realizing
permission to start or go ahead with something
fixed and unchangeable
To speak nonsense or about something one knows little about.
to postpone discussing something until later
to accept something unpleasant and continue