Mathematics is a game played according to certain simple rules with meaningless marks on paper.

There are two ways to do great mathematics. The first is to be smarter than everybody else. The second way is to be stupider than everybody else - but persistent.

Mathematics may be defined as the subject in which we never know what we are talking about, nor whether what we are saying is true.

Most likely, logic is capable of justifying mathematics to no greater extent than biology is capable of justifying life.

In mathematics, you don't understand things. You just get used to them.

Algebraic symbols are used when you do not know what you are talking about.

Mathematics consists in proving the most obvious thing in the least obvious way.