a clever and intelligent person
एक चालाक और बुद्धिमान व्यक्ति (ek chalaak aur buddhimaan vyakti)
"Don’t underestimate her—she’s a smart cookie."
"उसे कम मत आंकना—वह एक स्मार्ट कूकी है।" (Use kam mat aankna—vah ek **smart cookie** hai.)
to feel very happy
To exert effort or work hard at something.
the best; better than everyone else
outside the planned or expected area of focus
to reach maturity; to become fully developed
Mental calmness leads to happiness and contentment.