No doubt, in this time and age, Chankya-Neeti will not work as it used to. Now you have to keep your enemy in your own camp to tackle him better. Stronger the enemy (I suppose, it's being used in sense of a rival) more you need to understand his modus operandy. The best way to tackle your enemy is- do your best.

Yes these expressions could be considered an adaptation of Chanakya-Neeti. Also, 'do or die', 'give it everything you got', 'fight till your last breath'.

Yes these expressions could be considered an adaptation of Chanakya-Neeti. Also, 'do or die', 'give it everything you got', 'fight till your last breath'.

Chanakya says when you start a job. do it thoroughly. Finish it off until nothing is left.

People say 'I leave no stone unturned to get to the root of the problem'
I say, I kick the stones on my way so neither the stones are left nor the root remains.

Sachin once said, he continues to make every stones thralled at him by critics to mile stones, it is some kind of killer instinct.

Sachin once said, he continues to make every stones thralled at him by critics to mile stones, it is some kind of killer instinct.

Certainly. This killer instinct can be see in every achiever. Without this, one cannot achieve what he wants.