Most tools store what you know. disene builds what you understand. Five levels - Consist, Function, Perspective, Pattern, Essence - take any concept from objective fact to personal meaning. You add your own encounters. Patterns emerge from them. Essence distills what remains. No correct answers. No one else's definitions. Local-first — your understanding lives on your device, not ours. One concept at a time. Start with a word that's been waiting.