Hoang Duc, as a Sagittarius, you are known for your adventurous spirit, enthusiasm, and optimism. You have a strong desire for freedom and independence, which often leads you to pursue exciting new experiences and opportunities. You possess a natural curiosity and thirst for knowledge, making you a lifelong learner and intellectual. Your open-mindedness and adaptability allow you to thrive in a variety of situations and environments. However, at times, your tendency to be blunt or impatient can create tension in your relationships. It is important for you to learn how to balance your need for independence with the feelings of those around you. Overall, 2021 will bring opportunities for personal growth and success, as long as you stay focused and disciplined in pursuing your goals. Remember to listen to your intuition and trust your instincts, as they will guide you towards the right path. Embrace the challenges that come your way, as they will only make you stronger and more resilient in the long run.