Because their mind is still in the process of learning and growing and it is easier for them to learn things quickly and be able to process them. For adults it's a little harder because for the most part their brain has stopped growing and it takes a little more effort (hence more mistakes) to learn something new, like a second language
Answer: The motivational speaker is speaking out of pure wisdom. We shouldn't just follow the crowd and do things because others are doing it but we should follow our instincts and convictions.
