Unless we love and are loved, each of us is alone, each of us is deeply lonely.

I finally faced the fact that it isn't a crime not having friends. Being alone means you have fewer problems.

Look at the sky. We are not alone. The whole universe is friendly to us and conspires only to give the best to those who dream and work.

Associate with men of good quality if you esteem your own reputation for it is better to be alone than in bad company.

I restore myself when I'm alone.

Alone we can do so little together we can do so much.

Always give a word or sign of salute when meeting or passing a friend, or even a stranger, if in a lonely place.

As I get older I'm more and more comfortable being alone.

I never said, 'I want to be alone.' I only said, 'I want to be left alone.' There is all the difference.

All of our unhappiness comes from our inability to be alone.