You don't choose your ...

You don't choose your friends, they choose you, and you either reject them or you accept them without reservations.
 Arturo Pérez-Reverte

Quotes from the same author

Of all the universal lies she accepted unquestioningly, the happy ending was the most absurd. The hero and heroine lived happily ever after, and the ending seemed indisputable, definitive. No questions asked about how long love or happiness lasts in that 'forever' that can be divided into lifetimes, years, months. Even days
 Arturo Pérez-Reverte
Actually loneliness has a kind of fascination; it's a state of egotistical, inner grace that you can achieve only by standing guard on old, forgotten roads that no one travels anymore.
 Arturo Pérez-Reverte