Simply put, it means that a person is willing to give up his own interests in order to help others.
(‏ في ٢ :‏ ​ ٣ ،‏ ٤‏ )‏ وَفِي ٱلْوَاقِعِ ،‏ عَلَّمَ يَسُوعُ أَنَّ هٰذِهِ ٱلرُّوحَ هِيَ جَوْهَرُ عِبَادَتِنَا .‏