Remember that everything has God's fingerprints on it.
Effective listening is more than simply avoiding the bad habit of interrupting others while they are speaking or finishing their sentences. It's being content to listen to the entire thought of someone rather than waiting impatiently for your chance to respond.
Accepting people's quirks or flaws doesn't just take changing them off your to-do list—it also gives you the time and energy to change the things you can.