别说不离不弃就说一时兴起
[bié shuō bù lí bù qì jiù shuō yī shí xīng qĭ]
'Don't say forever; just admit it was a fleeting fancy,' meaning that this net name expresses distrust or skepticism toward long-lasting commitments. It shows the owner values honesty in casual intentions rather than false promises about the future.