Doubt is the middle position between knowledge and ignorance. It encompasses cynicism but also genuine questioning.
“I can see the humorous side of things and enjoy the fun when it comes; but look where I will, there seems to me always more sadness than joy in life.”
“The greatest gift is the passion for reading. It is cheap, it consoles, it distracts, it excites, it gives you knowledge of the world and experience of a wide kind. It is a moral illumination.”