“The true pillars of a meaningful bond are not physical appearance or social position, but emotional attunement and mutual happiness.”

“To love well is the task in all meaningful relationships, not just romantic bonds.”

“True love grows in a mutually happy relationship and not the fulfillment of one party's happiness alone. Love that does not work like that is not real love.”

“Risk-savvy citizens are indispensable pillars of a society that is ready for positive liberty.”

“Human beings are largely motivated by their emotional repertoire, manifested through their need for attachment, physical security, a sense of belonging and a positive personal and collective identity.”

“Shared danger is the strongest of bonds; it will keep men united in spite of mutual dislike and suspicion.”

“Mutual love is happiness.”

“If emotion can create a physical action, then duplicating the physical action can re-create the emotion.”

“Old friends pass away, new friends appear. It is just like the days. An old day passes, a new day arrives. The important thing is to make it meaningful: a meaningful friend — or a meaningful day.”

“Both evolutionary scientists and anthropologists, who approach the phenomena from very discrepant points of view, have, in other words, reached the conclusion that reciprocity, which creates enduring social bonds based on trust and mutual obligations, is a fundamental aspect of human life.”