How can i know that God exists?
     We know through the varius kinds of revelation that God exists. God is revealed throgh creation, the bible, and through personal relationships with people. A person asking, "How can i know that God exists?" is probaly looking for God.Urge such a person not to worry about doubts and to trust God to reveal more and more of himself in these ways.
          All of nature reveals the existence of God
David wrote in Psalm 19:1, "The heavens declare the glory of God; and the firmament sheweth his handywork." Wherever there is a design, there must be a designer. Theologians call this "general" revelation becouse it is available to all times in all places. Besides the external source of genral revelation, which is creation, there is also an internal source of general revelation, which is the conscience (Romans 2:14-15). Through our moral sence of right and wong, God is revealed to us.