课外读物

• 言(word; speech)RADICAL
• 果(result; actually)PHONO-SEMANTIC

A lesson is the teacher's words passed down so students can achieve results.

• 夕(evening; crescent moon (pictographic))RADICAL
• 卜(divination; fortune-telling)PHONETIC

Evening outside divining fortunes under the moon — that's an external affair.

• 言(speech; words)RADICAL
• 賣(sell; vend)PHONO-SEMANTIC

Reading a book is using spoken words to 'sell out' knowledge to the listener.