This expression conveys a strong sense of ambition and confidence. It signifies that the speaker has grand aspirations and intends to accomplish significant things. The repetition of "big" emphasizes the magnitude of their plans, suggesting they are not settling for mediocrity. The statement implies a proactive mindset, indicating a willingness to take bold actions and make substantial progress towards their goals. It resonates with determination and an unwavering belief in one's abilities to achieve greatness. Overall, it portrays an individual who is driven, focused, and ready to embark on a journey towards success.