Logarithms 
Algebra
Quantum Physics
Men
etc etc etc 
But today's theme of bemusement is people who when winning squillions of pounds on the lottery, or some such like ,then go on and choose to publicise this to the world 

It is not a requirement of accepting the money  

Ok when you are in a syndicate type thing you may not have much of a choice if you are outvoted by the others but if you are a couple then why not just graciously accept the money and then go away and change you life forever. 
Hopefully preventing every vulture, vagabond and desperado from contacting you again 
I don't understand  
