Sometimes the simplest designs are the most robust.
悠闲自得，是出于专心勤奋；淡泊安适，是出于恭敬畏惧；无思无虑，是出于善于思考；胆大无畏，是出于小心翼翼。
The mind is a machine that can be understood through the principles of computation.
You are never too old to set another goal or to dream a new dream.