He felt, for example, that it is a self-evident principle that everything in the universe has its proper place, hence one can deduce that objects fall to the ground because that「s where they belong, and smoke goes up because that」s where it belongs.
例如,他觉得宇宙间每样东西都有一定的位置就是一个不言而喻的定理,所以,人们可以推断,物体落向地面是因为那里是它的归宿,烟往上冒也是因为那里是它的归宿所在。