●Knowing one across the sea is as close as one's neighbor to the end of the world (Tang Dynasty, Wang Bo)

●The most valuable thing in life is knowing oneself, meeting flesh and blood relatives across the world (Tang Dynasty, Li He)

●How many people can you count among your closest friends in your life? (Bai Juyi, Tang Dynasty)

●I want to play the piano, but I hate not knowing how to appreciate the music (Meng Haoran, Tang Dynasty)

●High mountains and flowing water cannot be listened to unless I have a close friend (Wen Tianxiang, Song Dynasty)

●Knowing oneself shows sincerity and sincerity (Song Dynasty, Wen Tianxiang)

●Those who are united in kindness and kindness are called knowing oneself; those who are united heart-to-heart are called knowing one's heart --- (Ming Dynasty, Feng Menglong)

●Knowing one person is enough for a lifetime (Qing Dynasty, Zhao Yi)

●It is not difficult to die for a friend, but it is difficult to find a friend worth dying for (UK)

● The so-called friendship is one heart in two bodies (Europe)

●Like a small group of like-minded friends in society, this is the basic principle of human social attributes (Edmund Burke)

●Those who share the same mind will not regard the mountains and seas as far away; those who are well-behaved will not regard the close distance as near (Jin Dynasty Ge Hong)

●Those who speak the same voice will respond to each other, and those who are of the same mind will understand each other ( Jin·Fu Xuan)

●Those who act in the same way will follow each other even though they are thousands of miles apart; those who do not act in harmony and tend to be different will be blocked from opposite sides (Huainanzi)

●True friendship is a plant that grows slowly. Plants (USA)

Friendship is a kind of gentle and calm love, guided by reason, formed by habit, arising from long-term acquaintance and mutual agreement, without jealousy or No fear. ——He Mai

Friendship is always a sweet responsibility, never an opportunity. ——Kahlil Gibran

Friendship produces happiness, and civilization brings harmony. ——Hugo

The most beautiful thing in the world is to have a few serious friends with upright minds and hearts. ——Einstein

You may forget those who have laughed with you; but you will never forget those who have cried with you. ——Kahlil Gibran

He who has neither friends nor enemies is just an ordinary person.

Man is the measure of all things. When he exists, everything exists; when he does not exist, everything does not exist. ——Protagoras

Right, by its nature, consists only in the use of the same measure. ——Marx

Modility has a good reputation, but those who are too modest should beware of fraud. Silence is a sign of conduct, and those who are too silent should be on guard against treachery. ——Zhu Xi

Absolute virtue is as sure to kill as absolute vice. ——The United States

Hua Liu has green ears and can travel thousands of miles in one day, but it can make it play with rabbits, not as good as jackals. ——Huainanzi

A person who works hard will make a profit and become famous all over the world; a craftsman is not as good as an ax to manage wood. ——Liu Xiang of the Han Dynasty

Fish that have been left out for three days will stink, and guests will find it unpleasant to stay for three days. ——Franklin

If the requirements are too high, the counterattack will be successful. ——Britain

The pearl of the Sui Dynasty is also a national treasure; however, the bullets used are not as good as clay balls. ——Han Liu Xiang