What is the classic quotation of what people live for?

The classic quotations are as follows:

1, people come and go, there are always people who look down on them, people come and go, there are always people who can't explain clearly, people come and go, there are always people who are sorry, and people come and go, there are always people who are grateful.

2. After experiencing the ups and downs of life, I saw people's hearts clearly, but I was helpless and learned to let go. Being a man is always so difficult, and doing things is always so bitter. Life is always a dream, and it is always heartless.

3, memory is always so wrong, life is always so lost, how many people, no longer see, how many tears, relentlessly give up, and finally, the biggest regret is regret.

4. There is no rehearsal or rewind in life. Learn to take care of yourself, learn to change yourself, grow a little every day and achieve the future step by step.

5. No one can stop the sun, learn to walk in the Leng Cha, learn to see through fickle feelings, learn to experience vicissitudes, learn to understand oneself and cherish life.