"At last it's time to bloom" will always bloom when you wait slowly, that is to say, there will always be something important or beautiful or a result. Similar to "loyal wife". Loyal Wife is from Water Margin.
A faithful wife is a positive and optimistic spirit, persevering and never giving up. This means that only those who persist to the end can wait until the day when the clouds are clear and the moon is bright. Tell people that as long as they stick to the end, rainbows will appear.
Extended data
The last sentence of a faithful wife is: Who doesn't have a storm when it rains?
The full text is: Mo Yu has a cloud: contentment is always happy. There is only a thin line between ideal and reality. When there is no storm, a loyal wife. Flowers bloom and fall, and regret can't make this life stay.
From The Water Margin, the author is Shi Naian, who was born in the late Yuan Dynasty and early Qing Dynasty.
The meaning of this passage is: Don't say "As the saying goes, those who are satisfied always have fun", because everything will come to nothing in the end. There is only a thin line between ideal and reality, and it only takes a single-minded and down-to-earth effort to cross this distance.
Everyone will encounter storms, and only by sticking to the end can we see the dark clouds disperse and the bright moon in the sky. Bloom is in full bloom, but it has withered when you look at it again. Don't let this life leave residual regrets.