The word 'sais' is the first or second person singular form of the verb 'savoir', which means 'to know'. It's in the present indicative tense. It therefore means either I know 'je sais' or you know 'tu sais'.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.