Have you ever said, "After all I've done for you, this is the way you treat me?!". Yep, that's pride. Ouch! Sadly, a version of this has been said to my kiddos so.many.times ("I've been cleaning this house all day and you guys come in..." - yeah, you get the rest). A truly loving, not prideful, person is aware that everything he or she has is an undeserved gift given to them by God. Can you imagine how many times a day God could say to us, "after all I've done for you, this is the way you treat me?". But, He doesn't. He loves us the way we should strive to love others.
Other versions/translations describe this characteristic as: love doesn't have a swelled head (The Message) and love is not arrogant (The Voice). Let's also look at other verses in the Bible about pride: