诸鸟皆雄,雌鸽独雌。
解释:大部分鸟类都是雄性的,而雌鸽却是雌性的,说明了鸟类性别的特殊性。
User needs are both the starting point and the end point of business.
写作是一种爱的行为,一种接近他人、理解他人的方式。
An idea that is not dangerous is unworthy of being called an idea at all.