Break complex problems into fundamental truths by questioning assumptions and rebuilding from irreducible components. Use for innovation, challenging status quo, or when conventional solutions fail.
Install
npx skills add tjboudreaux/cc-thinking-skills --skill thinking-first-principlesnpx skills add tjboudreaux/cc-thinking-skills --skill thinking-first-principles -a claude-code -gnpx skills add tjboudreaux/cc-thinking-skills --skill thinking-first-principles -a codex -ggemini skills install https://github.com/tjboudreaux/cc-thinking-skills.git --path skills/thinking-first-principlesgh skill install tjboudreaux/cc-thinking-skills thinking-first-principlesgit clone --depth 1 https://github.com/tjboudreaux/cc-thinking-skills /tmp/tjboudreaux__cc-thinking-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/tjboudreaux__cc-thinking-skills/skills/thinking-first-principles ~/.claude/skills/thinking-first-principles # Claude Code
cp -R /tmp/tjboudreaux__cc-thinking-skills/skills/thinking-first-principles ~/.agents/skills/thinking-first-principles # Codex, Cursor, Gemini CLI, Copilot, OpenCode