Yudhishthira replied Fishes do not close their eyes while sleeping. Eggs do not move after birth. A stone has no heart. And a stream swells with its own force.
युधिष्ठिर उवाच मत्स्यः सुप्तो न निमिषत्यण्डं जातं न चोपति। अश्मनो हृदयं नास्ति नदी वेगेन वर्धते॥