51.   Enron could play tough for two reasons, said Wells, the Harvard Business School professor.

52.   Even with yields on United States Treasury bonds rising lately, times can be tough for those investors who want to live on income from investments.

53.   Figuring out what he wanted to do with his life was once tough for Hauptner, a tall, ruggedly handsome man with salt-and-pepper hair and a bushy mustache.

54.   Finding the right ATM can be tough for those unable to log onto the state Web site that lists the free ATMs.

55.   For example, tight money that holds down inflation makes it tough for first-time black homeowners.

56.   Getting attention has been tough for Quartey, even in his own family.

57.   Going to BYU had already proved tough for a black athlete from Southern California.

58.   He helped me through a lot of times when times were tough for me.

59.   Having patience is tough for Washburn, who had been looking forward to competing for a spot in the starting rotation.

60.   He makes it tough for himself if he has to fight his way back.