Tā bùhuì yīn gèrén hàowù yǐngxiǎng gōngzuò pànduàn.
He would not let personal preferences affect his professional judgment.
Tips
usage
Note the irregular tones: 好 here is read hào (to like), not hǎo (good), and 恶 is read wù (to dislike), not è (evil). The compound means likes AND dislikes together.
