The Mysteries of Faith Lack Deficiency

In various places, the scriptures warn us against being to believe or credulous. In aquinass latin translation of scripture, the book of syrach, chapter 19, verse four, says, he who is quick to believe is light of heart,. Well, how come all christians aren't foolish? Aren't we? Quick to believe the things that are told to us about christ being raised from the dead, for example? Isn't that foolish then? We can give evidence that god has spoken these things to us. What are some of these evidences? The many miracles down through history, the many healings. And we can go to shrines lords our lady of chest