This famous saying about frustration has two aspects. There should be both good and bad sides. Sentences are ok.

Suffering is the teacher of life. After suffering, we can move towards happiness. -Beethoven

It is good for a person to have some rebellious experiences, otherwise he will unconsciously sink down. People are afraid that they will fall, and others will not fall. —— Guo Moruo

Life is like a flood, and it is difficult to stir up beautiful waves without encountering islands and reefs.

Ostrovsky

Seeds do not fall in fertile soil, but in rubble. Vital seeds will never sigh pessimistically, because they are tempered by resistance. Xia Yan

Even if you fall a hundred times, you should stand up a hundred and one times. -Zhang Haidi

Difficulty and torture is a hammer hitting a blank, trying to knock out fragile iron filings and forge a sharp steel knife. -Chekhov

We must exploit the mineral resources of human wisdom through adversity. Powder needs pressure to ignite.

-Dumas

If we have accepted the worst, we have nothing to lose. Carnegie

There is only one road to the truly great realm of mankind-the road of suffering. -Einstein

God has put many obstacles in our way just to strengthen our will. Tagore

Don't be complacent because of good luck, and don't be depressed because of bad luck. A real strong man is good at finding shadows from prosperity, looking for light from adversity, and always calibrating his goal of progress. Ibsen

Overcoming difficulties is an opportunity to win. Churchill

Life is full of thorns, and the only way we can think of is to cross them quickly. -Voltaire

Hope is the faithful sister of bad luck. -Pushkin

I think setbacks and hardships are good opportunities to exercise my will and improve my ability. -Zou Taofen

Struggle is a school to master skills, and frustration is a bridge to truth. -Goethe

Face adversity bravely. -Horace

All happiness is not without troubles, and all adversity is not without hope. bacon

Difficulties bully the weak and fear the strong. The more you fear them, the more they threaten you. You see, the fewer they are, the more they respect you. —— Xuan Yongguang

I will never allow myself to be a little depressed at any time, no matter what. Edison

With the support of a lofty goal, persistent efforts, even if slow, will certainly succeed. -Einstein

★ Ambition and perseverance are the wings of career-Goethe Since nature has caused different degrees of strength in the world, it is often used to cross the rubicon, making the weak no less than the strong. -Montesquieu

One of the great advantages of outstanding people is their perseverance in adverse and difficult encounters. -Beethoven

★ Nothing is unattainable at any height. However, if you want to achieve your goal, you must have determination and confidence. -Andersen

Persistence and change can conquer any peak in the world. Dickens

★ The road to art is full of thorns, which is also a good thing. Ordinary people are afraid, except the strong-willed. Hugo

★ Advancing towards a certain goal is "ambition", and never giving up halfway is "gas". Together, the two are "ambitions." This is the success or failure of all undertakings. Carnegie

All persistent efforts will pay off sooner or later. Angel

★ Steel is tempered in fire and sudden cooling, so it can be hard and not afraid of anything. Therefore, our generation has been tempered by struggles and terrible tests and learned not to give in to life. Ostrovsky

★ What is a road? In other words, it was stepped on from a place where there was no road, and it was impossible to open up from a place where there were only thorns. -Lu Xun

★ Never experience difficulties and twists and turns, never make great efforts, always smooth sailing, easy to succeed, just an illusion. Mao Zedong

★ I never know what depression is. If I fail, I will come back. The future is created by myself. -Xu Teli

As the saying goes, nothing is difficult in the world, nothing is impossible to a willing mind. Those who make up their minds will be determined in the afternoon, and those who make up their minds will not be afraid. -Ren Bish

★ When you meet a deep forest, you can turn it into a flat land. When you meet a wilderness, you can plant trees. When you meet a desert, you can dig Jing Quan. -Lu Xun

Suffering and hardship are the highest schools to temper personality. -Liang Qichao

Struggle with yourself is the most difficult struggle for teachers, and at the same time, defeating yourself is also the greatest victory. -[Germany] Rollo