Answer
Improvise, adapt, and overcome, Bear Grylls' famous survival quote, encapsulates his approach to surviving in extreme situations. "Improvise" suggests using whatever resources are available to create solutions. "Adapt" implies adjusting to changing circumstances and learning from mistakes. "Overcome" signifies the determination to persevere despite challenges. By embracing these principles, Grylls emphasizes the importance of resourcefulness, flexibility, and resilience in the face of adversity.