
“It is amazing what you can accomplish if you do not care who gets the credit”
This is attributed to Truman in some sources, but a similar saying is recorded as early as 1909 https://books.google.com/books?id=bidJAAAAIAAJ&dq=how%20much%20%22care%20who%20gets%20the%20credit%22&pg=PA26#v=onepage&q=how%20much%20%22care%20who%20gets%20the%20credit%22&f=false.
Misattributed