About best friends

When you feel happy or honor ,your friends will not necessarily accompany with you,but if you encounter setbacks,the true friend will appear instantly.so i think that is true friends.
what do you think of the true friend in your mind?

When you feel happy or recognised, your friends will not always be with you, but if you encounter a setback, the true friend will come straight away.  So I think that is what true friends should be.

What do you think is a true friend ?