First, read the English article below.

Though your Birthday Number will influence you less than the other four numbers, it still included as part of the core. It represents a special gift or talent that will help you on your life path. In the many spheres of New Age knowledge and practices (such as Numerology), it is not uncommon to find those who believe we choose when we are born, or that we are destined for our specific birthday. And so the Birthday Number holds a special significance, explaining what unique gift we have to bring forward This requires no calculation and is simply the date on which you were born. In this case there is no need for reductions. So for example if you were born on the 13th, 23rd, or 31st, your numbers would 13, 23, and 31, respectively. 

Now, please write a short abstract for it in Chinese. Abstract:
认识生日的重要性。 确定生日数。