As a professor in two fields, neurology and psychiatry, I am fully aware of the extent to which man is subject to biological, psychological and sociological conditions. But in addition to being a professor in two fields I am a survivor of four camps - concentration camps, that is - and as such I also bear witness to the unexpected extent to which man is capable of defying and braving even the worst conditions conceivable.
Viktor E. FranklA man's concern, even his despair, over the worthwhileness of life is an existential distress but by no means a mental disease.
Viktor E. Frankl