You cannot be lonely if you like the person you're alone with.

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

I restore myself when I'm alone.

I love to be alone. I never found the companion that was so companionable as solitude.

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

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

The capacity for not feeling lonely can carry a very real price, that of feeling nothing at all.

Every man must do two things alone he must do his own believing and his own dying.

It is strange to be known so universally and yet to be so lonely.

We are all sentenced to solitary confinement inside our own skins, for life.