Tim Ferriss discusses different strategies for retaining knowledge more effectively, such as focusing on recall and consolidation of information through ideal, uninterrupted study sessions, and an unconventional learning background. As an added note, he talks about the benefits of drinking club soda with a dash of cranberry juice as a go-to drink, rather than a stronger alcoholic beverage, and the effect that his superstition of continuing to cheers drinks, even without alcohol, has on consolidating positive memories.