事实胜于雄辩

• ⼅(hook; fishhook)RADICAL
• 口(mouth; speech)ASSOCIATIVE
• 彐(hand holding brush)ASSOCIATIVE

Using your hand to hold a brush and write down important spoken words from beginning to end is work.

• 月(flesh; meat variant)RADICAL
• 劵(exhausted; weary)PHONETIC

A body of flesh must overcome fatigue to achieve victory.

• 于(at; in (pictographic — curved stroke representing breath escaping))ASSOCIATIVE

Breath curves and escapes from a person, meaning 'at' or 'in' a place.

• 言(word; speech)RADICAL
• 辛(bitter tree; sin; guilt)ASSOCIATIVE

Debate uses sharp words like a knife to refute the opponent's faults.