Espionage is the act of spying or using spies to gather information about the activities of a target, often involving illicit or covert operations. This includes both governmental and corporate levels, where gathering confidential or proprietary information can lead to significant advantages or disadvantages.
Sagacity refers to the characteristics of intelligence, shrewdness, or wisdom; soundness of judgment. It emphasizes the ability to make good decisions, often with keen perception and foresight.
