Quotes in science
Since all models are wrong the scientist cannot obtain a "correct" one by excessive elaboration. On the contrary following William of Occam he should seek an economical description of natural phenomena. Just as the ability to devise simple but evocative models is the signature of the great scientist so overelaboration and overparameterization is often the mark of mediocrity.
Each generation of scientists stands upon the shoulders of those who have gone before.
Remember that all models are wrong; the practical question is how wrong do they have to be to not be useful.
The quality revolution is nothing more, or less, than the dramatic expansion of scientific problem solving using informed observation and directed experimentation to find out more about the process, the product and the customer.
One important idea is that science is a means whereby learning is achieved, not by mere theoretical speculation on the one hand, nor by the undirected accumulation of practical facts on the other, but rather by a motivated iteration between theory and practice.
Science is a differential equation. Religion is a boundary condition.
Science can be introduced to children well or poorly. If poorly, children can be turned away from science; they can develop a lifelong antipathy; they will be in a far worse condition than if they had never been introduced to science at all.