“Once human beings had developed higher-order consciousness, they had the ability to see mental images projected onto surfaces and to experience afterimages.” — James David Lewis-Williams Copy Share Image
“We’re searching for intelligent, conscious, tool-making beings that have developed a language we’re capable of understanding. We’re searching for intelligent conscious, tool-making,… — Stephen Webb Copy Share Image
“As human beings, we have developed a specific number of emotional reactions that are triggered by conditions or situations.” — Benjamin Smith Copy Share Image
