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"Seventy-two precious arts are held in a brocade bag, they're kept just like a great treasure. Eighteen turn out the essence in the famous treatises on pugilistic arts. Eighteen other arts describe in more detail training methods if you use special tools and training equipment. Wonderful ways of adopting the flexibility in the breath-chi, exercises in obtaining hardness and lightness, clenching methods are written with all the blood of monks in magazines that are kept being a treasure in the brocade bag. One can seldom meet people who genuinely wish to do exercises with zeal: to become a real hero, you have to often feel bitter taste of hard labour. " /Secret Shaolin Treatises about the Pugilistic Art/ This picture amazingly captures the think layer of clouds within the valley near the south of Lake Como, northern Italy. In the above image, the dense cloud hides almost the valley and instead gives off some artificial lights which make the city like an opaque blanket. The village over distance is clearly seen from the blanket. Therefore, when shooting in macro, it is easy to get a shallow depth of field if utilizing a large aperture. We often make use of the F8, F11, F13 such small, and medium-sized aperture to look at photograph to ensure the photo has clear range. If you use a 100mm macro lens to shoot the insects' close-up, even with the F13 aperture, the depth of field is extremely shallow, and sometimes need to utilize the manual focus function to carefully adjust the focus position to spotlight your eyes of insects to make the image more vivid.