İki bilinmeyenli bir denklem gibiydi hepsi.
- It was all like a single equation with two unknowns.
Onun buluşlarının büyük bir kısmı tarihe bilinmeyen olarak kalacağı tahmin edilmektedir.
- It is estimated that a great part of his inventions would remain unknown to the date.
To awaken the conscious self to the principle of the whole or Tao one needs to forget oneself, so that in knowing one unknows.