I read: https://www.amazon.com/40-Principles-TRIZ-Innovation-Extended/dp/0964074052/ https://www.amazon.com/40-Principles-TRIZ-Innovation-Extende... and I stil

I read: https://www.amazon.com/40-Principles-TRIZ-Innovation-Extended/dp/0964074052/ https://www.amazon.com/40-Principles-TRIZ-Innovation-Extende... and I still think it's a great way to find strategies to think outside the box.