The central theme of existentialism: to live is to suffer, to survive is to find meaning in the suffering. Gordon W. Allport
My world view is that it can all go to hell in an instant, and you have to be ready for it. That's pretty much the central theme running through my work. It's about people's awareness of how uncertain life can be and their trying to guard against that. David Morrell
It embodies, perhaps more clearly than anything else I've written, the central theme of all my work: namely, that clearheaded, unflinching, rational thinking is the only effective way to deal with reality. Robert J. Sawyer