《太平广记·卷一百二十·报应十九》
虞涉虽然叹息不止，但考虑还是没有说的道理，不长时间，太史来报告说： 殿外有支军队急速开来。 
涉虽嗟惋，决无言理。少时之间，太史启云： 殿有急兵。 
Yu She only kept sighing but thought that there was no point in telling him anyway. Not long after, an imperial historian came to report, stating: There is an army quickly coming outside the hall.
<s>[INST] Kindly elucidate the central themes in this passage in English: 涉虽嗟惋，决无言理。少时之间，太史启云： 殿有急兵。  [/INST] Yu She only kept sighing but thought that there was no point in telling him anyway. Not long after, an imperial historian came to report, stating: There is an army quickly coming outside the hall.</s>
Kindly elucidate the central themes in this passage in English: 涉虽嗟惋，决无言理。少时之间，太史启云： 殿有急兵。
user
Yu She only kept sighing but thought that there was no point in telling him anyway. Not long after, an imperial historian came to report, stating: There is an army quickly coming outside the hall.
assistant