860. hadíth
"جُبِلَتِ اَلْقُلُوبُ عَلَى حُبِّ مَنْ أَحْسَنَ إِلَيْهَا وَ بُغْضِ مَنْ أَسَاءَ إِلَيْهَا".
The Prophet (saws) said; "Hearts are naturally inclined to love those who do good to them and to dislike those who harm them."