不偏不倚我就是只要你不疯不颠我就是只爱你
[bù piān bù yĭ wŏ jiù shì zhĭ yào nĭ bù fēng bù diān wŏ jiù shì zhĭ ài nĭ]
A romantic expression: 'Without favor or deviation, as long as you're not crazy, I am only in love with you'. It stresses loyalty and steadiness in feelings.