Listen carefully to the following lecture excerpt:
Today, we will investigate the intricate relationship between language and cognition. To begin, I will provide an overview of how language shapes thought processes and influences perception. Following this, we will delve into several key theories that illustrate this connection, including the Sapir-Whorf Hypothesis, which posits that the structure of a language affects its speakers' worldview. Next, I will discuss case studies that support or challenge this hypothesis, examining how bilingualism might offer unique insights into cognitive flexibility. Finally, I will conclude by exploring the implications of these findings for educational practices and cognitive development.
Note: This question has been adapted from its original format to accommodate a reading-based version. In the official TOEFL exam, speaking and listening sections require verbal responses and audio prompts, which are not represented here. Please note that this adaptation may not fully reflect the nature or difficulty of the official exam. The audio feature for these sections will be available soon.