To be adjusted in changing situation is smartness

सिर्फ बेवकूफ़ इंसान गलती से "गलती" करता है।

It's smart to Pretnd to be stupid in front of who is pretend to be smart

There is no gain without an effort, some gain with lots of effort and wonderful
gain with smart effort.

To be a good man needed a highly smartness in nowsday

Oswaldo was flummoxed by the fact that his friend could be so quiet, almost embarrassed, about his academic acumen, yet so damn loud and proud of his status as a premier campus drug dealer.

"I've never met anyone so smart but so fucking dumb," he told Rob.