The complexity of the universe, particularly the physical laws that support life on Earth: oxygen, water, sunlight, animals, and plants are all perfectly suited for the existence of life. — If these constants were even slightly different, life as we know it would be impossible.
And there is incredible intricacy of the human’s body’s biological systems which cannot be explained by random chance alone.
Even our vast and complex cosmos held together by unseen forces points to there being an intelligent designer, God.
But although these arguments are supported by simple reason and logic, some still refuse to believe. — Ultimately, Faith plays the central role in believing in an Intelligent Creator.