Prahlāda certainly heard and recited the topics of politics and economics taught by the teachers, but he understood that political philosophy involves considering someone a friend and someone else an enemy, and thus he did not like it.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
यत्तत्र गुरुणा प्रोक्तं शुश्रुवेऽनुपपाठ च । न साधु मनसा मेने स्वपरासद्ग्रहाश्रयम्
yattatra guruṇā proktaṃ śuśruve'nupapāṭha ca | na sādhu manasā mene svaparāsadgrahāśrayam
SB 7.5.3