There are many online expressions like this.

koi fish: koi fish is a high-grade ornamental fish. During the National Day of 218, Alipay official Weibo launched a lucky draw to find "China koi fish" and the winner was "China koi fish", which caused netizens to forward it crazily. The word "koi fish" became popular and became a symbol of "good luck". When people encounter difficulties and challenges, they will also pray for "koi fish" to bring good luck. 2. Buddhism: Buddhism refers to the inevitable friction between people. We must maintain a peaceful and calm "Buddhism" heart, which is the so-called normal heart. 3. Lever essence: Lever essence refers to the person who lifts the lever into essence. This kind of people take it as their duty to wrangle, often paying no attention to objective facts, often opposing for the sake of opposing, and constantly refuting whatever others say is right or wrong.