तौ हि द्विकार्यसाधकौ वश्यौ च भवतः ॥ कZ_०७.५.४४ ॥
tau hi dvikāryasādhakau vaśyau ca bhavataḥ
کیونکہ وہ دونوں دوہرا مقصد پورا کرتے ہیں اور تمہارے قابو میں بھی رہتے ہیں۔
It marks an asset as delivering two outcomes at once (e.g., gaining advantage while also keeping the counterpart bound), making them efficient instruments of policy.
Because assets that cannot be controlled become future liabilities—leaks, defections, or independent power centers.