This quote by Jurgen Klinsmann speaks to the value of effort and dedication in order to achieve success. It suggests that in order to achieve success, one should work more difficult than their competitors. This implies that a person should be willing to put in the extra effort and time to guarantee that they are much better prepared and more experienced than their adversary. This could suggest studying more, practicing more, or merely being more arranged and efficient in their work. It is necessary to remember that success does not come simple and that effort and dedication are necessary in order to accomplish it. Klinsmann's quote is a pointer that in order to achieve success, one should want to put in the extra effort and work more difficult than their competition.
"I was married to Margaret Joan Howe in 1940. Although not a scientist herself she has contributed more to my work than anyone else by providing a peaceful and happy home"