Taking pictures of the elderly is a way of recording and remembering, but whether it is necessary to take the initiative to take pictures of the elderly depends on the specific situation. The following points can be used for reference:

1. Respect the wishes of the elderly: the elderly have their own lifestyles and attitudes. If they don't want to be photographed, they should respect their wishes.

2. consider the physical condition of the elderly: taking pictures takes time and energy. If the elderly are in poor health or not suitable for taking pictures, you can consider other ways to commemorate and remember.

3. Communicate with the elderly: If the elderly are willing to take photos, it is recommended to communicate with the elderly before shooting, understand their thoughts and needs, and make shooting plans and precautions.

4. Focus on commemoration and reminiscence: The purpose of taking photos is to commemorate and cherish the past. To respect the elderly, it is important to leave good memories and precious historical records.

In short, we should be sensitive, meticulous and respectful when taking pictures, and really pay attention to the needs and emotions of the elderly, so that this process can become a beautiful memory and a precious historical heritage.