Consider your body. Every day it must solve hundreds of hard engineering problems simultaneously, or else you’ll die. While you’re going about your daily business, your body stores, retrieves, translates, and manages software for thousands of proteins, switches, setpoints, thresholds, feedback loops, coordinate systems, counters, and timers. It disassembles thousands of different complex molecules, converts them into their building blocks, absorbs the building blocks, then reassembles them into the legions of chemicals and proteins that keep you going. Your body also safely transports hazardous chemicals to where they’re needed, without spilling them in places where they’d do harm, and employs them as it orchestrates thousands of complex processes and movements, some nearly …
