Evidences, they are called, have their place in persuading unbelievers. The evidence works hand in hand with the gift of faith. We see this over and over in the words of the apostles. 

This joyful puppy is proof of a loving and caring Diety. Only God could create a self-replicating, bouncing companion like this. No one else comes close. God also knew that mankind would be living in a fallen world. So he gave us faithful pets to alleviate the loneliness. 

For since the creation of the world God’s invisible qualities—his eternal power and divine nature—have been clearly seen, being understood from what has been made, so that men are without excuse. Romans 1.