There is none more despicable than an avaricious person, for he will even sell his soul.
An avaricious person will do anything to increase his profit, even if it is immoral.
(“One who is infatuated with gain is not repulsed by it — for he would even sell his own soul.”)
Translation
Expression (Hebrew)
אֵין נִמְאָס מֵאוֹהֵב בֶּצַע כִּי גַּם אֶת נַפְשׁוֹ יִמְכֹּר
Definition (Hebrew)
דַּרְכּוֹ שֶׁל רוֹדֵף בֶּצַע לַעֲשׂוֹת הַכֹּל לְמַעַן הַגְדָּלַת כַּסְפּוֹ וּרְכוּשׁוֹ אֲפִלּוּ שֶׁלֹּא בְּדַרְכֵי מוּסָר.
("אֵין נִמְאַס מְאֹהָב בֶּצַע כִּי גַּם אֶת נַפְשׁוֹ יִמְכֹּר" - בֶּן סִירָא י, יָא).