Imam Ali (AS) said, One whose efforts are [solely] for [acquiring] that which enters his stomach, his value is [equal to] that which comes out from it.
الإمامُ عليٌّ (عَلَيهِ الّسَلامُ) : مَنْ كانَتْ هِمَّتُهُ ما يَدْخُلُ بَطْنَهُ كانَتْ قيمَتُهُ ما يَخْرُجُ مِنْهُ