The law of humanity ought to be composed of the past, the present, and the future, that we bear within us whoever possesses but one of these terms, has but a fragment of the law of the moral world.

Summary

This quote suggests that the law of humanity should encompass an understanding of past events, the current situation, and future possibilities. It implies that individuals who only grasp one aspect of this law have an incomplete understanding of the moral world. In order to truly comprehend and navigate moral principles, one must have a holistic view that considers the interconnectedness of the past, present, and future.