《战国策·燕一·人有恶苏秦于燕王者》
如果臣有尾生的信用，和女于约会在桥下，那女子没来，直到水淹上身也不离开，最终抱着桥柱被淹死。
信如尾生，期而不来，抱梁柱而死。
If the minister had Weiseng's credibility, and made an appointment with the woman under the bridge, and the woman didn't come, he wouldn't leave until the water covered his body, and finally drowned holding the bridge pillar.