Life is just a field of newly fallen snow, and when you choose to walk every step will show.
人生就像刚刚下过雪的一片田野，你从哪里选择走路，你的每一个脚印都会显现出来。
2
Professor Coren, who has studied Mr. Bekoff's work (animal psychology is a tight-knit field), said that the yellow snow experiment offered proof that dogs have a sense of themselves versus other dogs.