The ability to say "No" when the situation demands it.
The authors recount how, in April 1971, Manekshaw famously stood up to Prime Minister Indira Gandhi. When pressured to go to war prematurely, he refused, citing unfavorable weather (the impending monsoon) and logistical unreadiness. He even offered to resign rather than lead his men into an "unplanned war". Field Marshal Sam Manekshaw The Man And His Times Pdf
Rare family photographs, handwritten notes, and anecdotes from his childhood to his retirement. The ability to say "No" when the situation demands it