Speculative systems, have, in all ages of the world, been adopted for reasons too frivolous to have determined the judgment of any man of common sense, in a matter of the smallest pecuniary interest.

投机系统在世界各个时代都被采用，原因过于琐碎，无法确定任何具有常识的人在最小的金钱利益问题上的判断。