41. Army Chief of Staff Gen . Peter Schoomaker said mistakes were understandable, though not excusable . 42. Getting frusterated at individuals who act with the intent to frusterate is excusable , but correctable. 43. A certain amount of ire is natural, acceptable, and excusable in response to provocation. 44. Still, Geoghan was one priest, your treatment by no means excusable , but possibly aberrant. 45. Both excusable and non-excusable delays can be defined as either concurrent or non-concurrent. 46. Both excusable and non-excusable delays can be defined as either concurrent or non-concurrent. 47. That players are not necessarily smarter and more virtuous than fans may even be excusable , certainly understandable. 48. Cat Thief : Dull third in last week's Hutcheson sprint is excusable ( see Exploit ). 49. Its rejection of the Kyoto targets in their present form is not merely excusable , it is right. 50. "We are disappointed _ a lack of control is not excusable , " he said.