Empty brain would be still worse: Then work, work, work!

工作，工作，工作！

It is time for me to instill some knowledge into your empty brains.

是时候给你们空空如也的大脑灌输一些知识了。

It doesn't matter what you write as long as you empty your brain of all unnecessary thoughts.

写什么并不重要，重要的是清空大脑中所有不必要的想法。

" Here are some of my doings, " he said, " which are proof enough that the spagyric art is not the dream of an empty brain" .

“这是我的一些作品，”他说，“这足以证明 spagyric 艺术不是头脑空虚的梦想”。