A person is willing to give everything he has in exchange for his life.
A person is willing to give everything or do great things in order to preserve their life.
(Then Satan answered the Lord, 'Skin for skin! Yes, all that a man has he will give for his life. But stretch out your hand now and touch his bone and his flesh, and he will surely curse you to your face.' – Job 2:4)
Translation
Expression (Hebrew)
כֹּל אֲשֶׁר לָאִישׁ יִתֵּן בְּעַד נַפְשׁוֹ
Definition (Hebrew)
הָאָדָם מוּכָן לָתֵת הַכֹּל אוֹ לַעֲשׂוֹת דְּבָרִים עֲצוּמִים לְמַעַן הֶמְשֵׁךְ חַיָּיו.
("וַיַּעַן הַשָּׂטָן אֶת ה' וַיֹּאמַר עוֹר בְּעַד עוֹר וְכֹל אֲשֶׁר לָאִישׁ יִתֵּן בְּעַד נַפְשׁוֹ. אוּלָם שְׁלַח נָא יָדְךָ וְגַע אֶל עַצְמוֹ וְאֶל בְּשָׂרוֹ אִם לֹא אֶל פָּנֶיךָ יְבָרֲכֶךָּ" – אִיּוֹב ב, ד).