What are some sentences about others not feeling your pain?

1, your own ups and downs, others will never taste it.

2. Smiling happily on the surface is not really happy, and others will not know.

3, their own efforts, others will never understand, their own difficulties, others will not care.

4, everyone has unspeakable pain, pain that others can't feel.

5, I know my own pain, I treat my own injuries, my own difficulties are only known to myself, and others can't understand those.

No one in this world can feel your heartbreaking pain, only you can feel it yourself.

7, everyone will not be as beautiful as the surface, not all the pain can be said, not all the pain can be shouted out. All the ups and downs, only their own experience.