Restaurant: a porridge and a meal is not easy to think about; It is difficult to keep thinking about material resources. -[Qing] Zhu Yongchun
Thrift and simplicity are human virtues. -[Ming] Xue Xuan
Who knows that every grain on the plate is hard?
Laboratory: Practice makes true knowledge.
Man's bounden duty is to be brave in exploring the truth. -Copernicus (Poland)
Practice is the only criterion for testing truth and the perfect embodiment of the soul.
Music room: Without music, life is worthless. -Nietzsche
Toilet: Come and go in a hurry!