But an absolutely right time arrival of all trains on the same day is never attained.

The Chinese border town of Fangchuan, the easternmost point of China’s land border along the Tumen River, is only 2 km from the North Korean border train station at Doo-Man River Lee (an equivalent of a township). The rail and land crossings connect Hunchun conveniently with the three North Korean ports of Rajin (90 km away), Sonbong, and Chongjin. Finally, with the town of Fangchuan only 15 km away from the Sea of Japan, Hunchun marks the closest shipping point from northeastern China to the west coast of Japan, with a distance of 800 km from Niigata (see Liu and Liao, 1993).

But it is essential to remark that these 2 effects take place in very different, and even opposite circumstances: and this indicates an important exception to Newton's assertion, on the unequal reflexibility of divers homogeneal rays.

She was a home-wrecker, taking her pleasure adulterously.