阿拉伯文学的美在于它能够将历史与想象编织在一起。
代数分析是所有科学中最广泛和最确定的;它是唯一具有不变和可靠方法的一门科学。
The essence of mathematics lies in its freedom.
A problem is not solved by mechanically applying past experience, but by restructuring the situation.
The more you love what you do, the more successful you'll be.