Classify the emotions found in the tweet "#WalkingSideBySide: Great marriages built on #forgiveness &amp;truthfulness; bad marriages on #resentment, bitterness, #deceit &amp;unfaithfulness.". Select from the following: anger, anticipation, disgust, fear, joy, love, optimism, pessimism, sadness, surprise, trust. If the tweet is emotionless, reply "neutral or no emotion".