It has become almost a cliche to remark that nobody boasts of ignorance of literature, but it is socially acceptable to boast ignorance of science and proudly claim incompetence in mathematics.
“We teach teens what we think they ought to know, and we never tell them what they want to know.”
“One of the comments that we've heard that has really blessed us is people have been driven back to the book of Revelation to prove us wrong only to find that what we said was there.”