Yes indeed! Would that you knew with the knowledge of certitude (the consequence of greed for wealth and riches and your negligence! Then, lost in the worldly pleasures, you would never forget the Hereafter like this)
"No, if you only knew (the truth) now with certainty"
Al-muntakhab fi tafsir al-Qur'an al-Karim
No, but if only you knew the reality of what awaits those whose actions and dispositions do not accord with the divine standard, you would not succumb to illusions