Bié páogēnwèndǐ le, yǒuxiē shìqíng bù xūyào zhīdào nàme qīngchǔ.
Stop digging so deep — some things don't need to be that clear.
Tips
memory
刨 (to dig up) + 根 (root) + 问 (to ask) + 底 (bottom) — literally 'dig up the root and ask about the bottom.' A vivid image of someone relentlessly excavating the truth.