41.   As I close the book on my professional career, as my son Marc said, the biggest challenge and the highest mountain is yet to be climbed.

42.   As less-developed players seriously consider professional careers, college officials are discussing potential changes that would have to be based on a new model of amateurism.

43.   At the same time, no other first lady has had such a well-established professional career before coming to the White House.

44.   Back in May, however, Garcia was merely three tournaments into his professional career.

45.   At this point, he stands as another example of a player who, like David Clyde, got too much too soon in his professional career.

46.   Baba was born in Texas, son of a Palestinian immigrant, and is just beginning his professional career.

47.   Balancing the hours of practice the piano requires with the demands of their professional careers is a trick that the performers managed in a variety of ways.

48.   Before last season, Berkman never had played center field in his professional career.

49.   Before the first preseason game, Don Nelson put the worst experience of his professional career behind him.

50.   Besides being my closest friends for many years, John and Rory have given me great advice in my professional career and they will continue to be my managers.