Prismatic compass a paradigm for direction
Prismatic compass is most used compass and is magnetic principle. Magnetic compass reads the directions with respect to magnetic north and gives the directions. The greatest advantage of magnetic compass is both sighting the object and taking the the reading happens in one take. The only other instrument that does is moral compass in human beings. Human beings can see the situation and take decision based on moral compass.
Many times people are confused and are unable to take decisions. In such situations principles like honesty,integrity, compassion are the guiding directions. A principle based decision is always a good choice and serves in long term. For example while you are traveling in a bus and if you found someones marks cards, returning the persons markscard to the subject person is morally correct.
But real life decisions are seldom so simple and is complex for example A government having limited resources choses to distribute free houses.So the priority or guiding principle is every body must have a house. Guiding principle is economically backward people must also have access to basic amenities like food,shelter,clothing. But deciding what income is economically backward is point of consideration as a person slightly greater than cutoff income and also due to limited resources.
Also, the guiding principle is mother and motherland have a place above heaven in society. So the guiding principle is strive to achieve for development of nation, honour people who have achieved for nation and also inspire fellow bretheren for social and economic development of nation.