Life is composed of various changes and endless cycles of pain and joy. [French] Balzac: "Colonel Chabe"

When your joys and sorrows become larger, the world becomes smaller. [Li] Kahlil Gibran: "Sand and Foam"

At important junctures in life, wherever joys and sorrows occur, they are always firmly attached to our hearts. [French] Balzac: "Eugénie Grandet"

Anyone who cannot love both joy and pain loves neither joy nor pain. Anyone who can understand them can understand the value of life and the sweetness of leaving it. [French] Romain Rolland: "The Life of Michelangelo"

Disasters and happiness come and go like unexpected guests. Their laws, the laws of orbit and gravity, are beyond human control. [French] Hugo: "Labourers at Sea"

Happiness and joy are often mixed with misfortune and sorrow. [Russian] Korolenko: "The Story of My Contemporaries"

Everyone has happiness and pain, but the degree is different. Whoever suffers the least is the happiest person. Whoever feels the least happiness is the most miserable person. [French] Rousseau: "Emile"

Among us, who can best tolerate the happiness and sorrow in life, I think it is the person who has received the best education. [French] Rousseau: "Emile"

Sorrow can take care of itself. And if you want to fully appreciate the taste of joy, you must have someone to share it with. [US] Mark Twain: "A Journey Around the Equator"

People tend to endure the greatest pain and find it difficult to enjoy excessive joy. [French] Balzac: "Two Brides"

As a person, you will experience everything: when you are happy, you want to do somersaults. But when trouble strikes, I want to look up to the sky and cry out. [Soviet] Shamyakin: "Share Your Worries for the King"

Whether it is joy or pain, in essence, it is caused by short-term excitement in the heart, because this kind of excitement is unbearable for a long time. [French] Balzac: "Two Brides"

Instead of mourning the past, it is better to be happy for the future! [Egypt] Tawfiq Ali Hakim: "Contract"

If you cry in front of someone who wants you to cry, that is failure. The more times like this, the more important it is to laugh and go through life tenaciously. [Japan] Miura Ayako: "Freezing Point"

A touch of sadness can indeed add a kind of charm. However, it will eventually deepen the wrinkles on the face and destroy the loveliest of all features. [French] Balzac: "Cat Ball Ball Shop"