The words of Benjamin Franklin, the so called "least religious" of the founding fathers.
"I have lived, Sir, a long time, and the longer I live, the more convincing proofs I see of this truth -- that God governs in the affairs of men. And if a sparrow cannot fall to the ground without his notice, is it probable that an empire can rise without his aid? We have been assured, Sir, in the sacred writings that "except the Lord build they labor in vain that build it." I firmly believe this; and I also believe that without his concurring aid we shall succeed in this political building no better than the Builders of Babel."
Read the whole address here.