数学家的工作永无止境;总有新的问题要问,新的谜题要解。
我们画的每一条线都承载着责任。
Art is the lie that enables us to realize the truth.
The function of entrepreneurs is to reform or revolutionize the pattern of production by exploiting an invention or, more generally, an untried technological possibility for producing a new commodity or producing an old one in a new way.