何须浅碧深红色，自是花中第一流。
何必需要浅碧深红的艳丽色彩，桂花本就是花中第一流
我不完美，但我始终做自己。
真理总是革命性的。
The ethical implications of genetic modification must be carefully considered.
The worth of a psychological theory is measured by its usefulness.
Sustainability is not just a choice, it's our responsibility to the ocean and future generations.
柠檬问题是指买家无法确定产品质量，因此只愿意支付反映平均质量的价格。
The more we have, the more we want.
烘焙的创新在于尊重传统，同时敢于尝试。