关于诺亚方舟的个性英文签名，可以参考以下几种表达方式：

1. "My home is warm and cozy, just like Noah's ark."

2. "The Noah's ark was built before the heavy rain came."

3. "If I could look up at all the stars that night, the brightest light that warms my heart would be the one in the Noah's ark."

4. "If I could forget all the sorrows in the elegy, the countless heartbreaking farewells would no longer haunt me."

这些签名都融入了诺亚方舟的象征意义，既有趣又富有诗意。你可以根据自己的喜好选择其中一个，或者结合多个签名的元素，创造一个独一无二的个性签名。