Why do we have representatives who vote for us on many issues, instead of a system where individual citizens vote on each issue and law proposed?

The Number of Representatives shall not exceed one for every thirty ... U.S. Constitution, Article I, section 2, clause 3 ... After the war, the founders struggled to design a system of government to better represent the inhabitants of the new country ... delegates to the congress, and each state delegation would have one vote.

the hebrew bible is the sacred text of judaism;

the koran is that of islam.

among eastern religions, the sacred scriptures of hinduis are the four vedas and the upanishads, among others.

a main characteristic in these books is that un most of them we find certain "norms" of behavior, as is the case of the bible that has it's commandments. these rules are to regulate the behavior of believers and faithful of their respective faith.

these rules tell us what is right and what is not.