Every building is a prototype; no two are exactly alike.
"الحب ليس أن تجد الشخص المثالي، بل أن ترى الشخص غير المثالي بطريقة مثالية."
In mathematics, persistence is often more important than brilliance.
Enjoy failure and learn from it. You can never learn from success.
When we understand knowledge-based systems, it will be as before -- except our fingertips will have been singed.