Pasūrasuttanidesaniddesa 8

Suttapiṭaka · Khuddakanikāya · Mahāniddesa · Vol. 29 · Section 278

[278] Engaged in debate in the midst of the assembly, desiring praise, he becomes anxious; but when [his argument] is struck down he is abashed; angered by blame, he goes seeking [the other's] weak point.

English translation from the Pali (Siam Raṭṭha edition) — under review, not for citation.