a person can also find solitude with others, though it is more difficult

Neither one of the two friends felt any great need of talking. As yet. They had time; summer lay before them, long and full of promises.

We sat talking on a rock. The air was filled with the tang of sea-weed and of something else that could only have been the ocean smell. I felt so happy that I wasn't even afraid it wouldn't last.

You can't always be friendly. It's impossible, there isn't the time.