The Quality Industry Voices SoftwareManagementFrom the Editor From the Editor From chess to real life. By Darryl Seland Image credit: SVproduction / iStock / Getty Images Plus, Creative #1794367866, Royalty-Free. May 31, 2026 It’s called the principle of two weaknesses. It is a strategy in chess. It was developed by Grandmaster Aron Nimzowitsch and detailed in the book, “My System,” back in 1925 and still considered a core strategy in chess to this day.