REASON

Reason tells us that either the Cosmos or its Creator has always existed.

SCIENCE

Science tells us that it's not the Cosmos.

HISTORY

History tells us about the Creator.

"That which was from the beginning, 
which we have heard,
which we have seen with our eyes, 
which we have looked at
and our hands have touched—
this we proclaim concerning the Word of life."

1 John 1:1