How effective is a constitution?

1. It is the constitution in a democracy that establishes a system based on the rule of law, which identifies that government will function as per set norms, rules and not according to whims and fancies of a ruler.
2. The constitution limits the power by the government by guaranteeing certain fundamental rights to people, which the government cannot infringe upon or violate.
3. The constitution guarantees certain basic fundamental rights to its citizens, which protects citizens from arbitrary exercise of power.
4. The Constitution also prevent tyranny of the majority by recognising the rights of the minorities
5.The constitution also clearly demarcates power of the various organs of the government and defines their jurisdiction.
6. This is how a constitution brings about democracy.