How do I balance depth of expertise with staying adaptable to change?

This is the real tension, isn't it? Patanjali's framework helps here. He speaks of *pratipaksha bhavana*—cultivating the opposing thought. In your case: depth *and* breadth aren't enemies; they're complementary practices. Deep expertise in one domain teaches you *how* to learn deeply anywhere. That's the portable skill. Adaptability isn't shallow dabbling—it's the confidence that comes from having gone deep before. You know what mastery feels like; you know the work it takes. The trap is thinking you must choose: either become a specialist fossil or stay perpetually shallow. Instead, develop a core expertise (something worth 5-10 years of real focus) while maintaining what I call "adjacent learning"—staying curious about related fields and emerging shifts. This isn't multitasking; it's strategic depth with permeable boundaries. Your expertise becomes your anchor; your adaptability becomes your freedom. The mind trained in one discipline learns faster in the next. That's not betrayal of specialization—that's how specialization actually works in a changing world.