On the whole, the longing for solitude is a sign that there still is spirit in a person and is a measure of what spirit there is.
Soren KierkegaardBut doubt is wily and cunning and never, as it is sometimes said to be, loud or defiant. It is unassuming and sly, not bold or assertive - and the more unassuming, the more dangerous.
Soren Kierkegaard