What are the famous aphorisms similar to "the sword is sharpened, and the plum blossom is bitter and cold"?

First of all, one day I will ride the wind and waves, sail straight up and build a bridge under the deep sea. Don? Li Bai's It's Hard to Walk

Interpretation: I believe that one day, I can ride the wind and break the waves; Hang Yun Fan high and move forward in the sea!

Second, there is no doubt about the mountains and rivers, and there is another village. -Lu You, a poet of the Southern Song Dynasty, "Tour of Shanxi Village".

Interpretation: the mountains overlap and the water twists and turns. I'm afraid there is no way out. Suddenly, a mountain village appeared in front of me.

Third, the road is long, and I will go up and down. -Qu Yuan's Li Sao in the pre-Qin period.

Interpretation: The road ahead is long, and I will pursue my ideals wholeheartedly.

Fourth, although it is hard, the wild sand blown out is very hard. -Nine Poems of Langtaosha by Liu Yuxi in Tang Dynasty

Interpretation: Gold panning needs to be filtered thousands of times. Although it is hard, only when the precipitation is exhausted will the shining gold be revealed.

Five, it's not freezing cold, plum blossom fragrance comes naturally-Tang Peixiu's "Wan Luling on the Turquoise"

Interpretation: Without experiencing such a thorough cold, how can there be such a delicious plum blossom fragrance?