God Created Two Acts Of Folly. First,

Suppose Aliens Invade The Earth And Threaten To Obliterate It In A Year's Time Unless Human Beings Can Find The Ramsey Number For Red Five And Blue Five. We Could Marshal The World's Best Minds And Fastest Computers, And Within A Year We Could Probably Calculate The Value. If The Aliens Demanded The Ramsey Number For Red Six And Blue Six, However, We Would Have No Choice But To Launch A Preemptive Attack.

Television Is Something The Russians Invented To Destroy American Education.

God Created Two Acts Of Folly. First, He Created The Universe In A Big Bang. Second, He Was Negligent Enough To Leave Behind Evidence For This Act, In The Form Of Microwave Radiation.

Every Human Activity, Good Or Bad, Except Mathematics, Must Come To An End.

A Mathematician Is A Device For Turning Coffee Into Theorems.