Capitalism , they note , has " made possible vast improvements in material conditions " , but it also fuels human insatiability .

他们认为，资本主义在极大地改善了人们的物质生活条件的同时，也助长了人们贪婪的本性。

Sometimes insatiability cannot be used to explain this anguished mind caused by the watery and passionless life .

对人类这这种因生命的平淡和缺少激情而苦恼的心态，有时是不能用不知足来解释的。

This distressing feeling is caused by the flatness of life and the lack of passion . However , it cannot be simply explained by human nature of insatiability .

对人类这这种因生命的平淡和缺少激情而苦恼和心态，有时是不能用不知足来解释的。