notion

a vague idea in which some confidence is placed; "his impression of her was favorable"; "what are your feelings about the crisis?"; "it strengthened my belief in his sincerity"; "I had a feeling that she was lying"

लेकिन आम धारणा तो यह थी कि नाइजीरियाइ लोग साहित्य नहीं पढ़ते.

All political systems are based on the notions of liberty, equality and fraternity.