《战国策·秦五·四国为一将以攻秦》
这些人，出身无不卑贱，身负恶名，甚至为人所不齿，而明主加以重用，是因为知道他们能为国家建立不朽的功勋。
此四士者，皆有垢丑，大诽天下，明主用之，知其可与立功。
These people, without exception, came from humble backgrounds, suffered from a poor reputation, and were even despised by others, but wise rulers favored their service because they understood that they could establish an everlasting legacy for the nation.