Bertrand Russell — "To be without some of the things you want is an indispensable part of happiness."

"Many a marriage hardly differs from prostitution, except being harder to escape from."

"Three passions, simple but overwhelmingly strong, have governed my life: the longing for love, the search for knowledge, and unbearable pity for the suffering of mankind."

"The degree of civilization in a society can be judged by entering its prisons."

"The only way to be happy is to take pleasure in everything you do."

"It is not uncommon for doctors to be asked by married couples of some years' standing for advice as to how to get children, and to find on examination that the couples have not known how to perform in…"