Neil deGrasse Tyson, The Sky Is Not the Limit: Adventures of an Urban Astrophysicist

"I am convinced that the act of thinking logically cannot possibly be natural to the human mind. If it were, then mathematics would be everybody's easiest course at school and our species would not have taken several millennia to figure out the scientific method."

"... there is no shame in not knowing. The problem arises when irrational thought and attendant behavior fill the vacuum left by ignorance."