Complex sentence: Science as a Candle in the Dark is a 1995 book by astrophysicist Carl Sagan, in which Sagan aims to explain the scientific method to laypeople, and to encourage people to learn critical and skeptical thinking.
Split into simpler sentences: Science as a Candle in the Dark is a 1995 book by astrophysicist Carl Sagan. In the book, Sagan aims to explain the scientific method to laypeople, and to encourage people to learn critical and skeptical thinking.