According to Buddhist psychology most of our troubles stem from attachment to things that we mistakenly see as permanent.
Dalai LamaJust give food without showing affection, [animals] might not get sort of 100% satisfaction. So they also, you see, when we human beings, we show affection, the poor animal also respond to us.
Dalai LamaYou must not hate those who do wrong or harmful things; but with compassion, you must do what you can to stop them — for they are harming themselves, as well as those who suffer from their actions.
Dalai Lama