What is human nature: what is the inferiority of man, what is man! What is really valuable, mostly gray...
What is human nature: what is the inferiority of man, what is man! What is really valuable, mostly gray... 
What is human nature: what is the inferiority of man, what is man! What is really valuable, mostly gray... What is human nature: what is the inferiority of man, what is man! What is really valuable, mostly gray... What is human nature: what is the inferiority of man, what is man! What is really valuable, mostly gray... What is human nature: what is the inferiority of man, what is man! What is really valuable, mostly gray... What is human nature: what is the inferiority of man, what is man! What is really valuable, mostly gray... 
