Scientists investigate that which already is; engineers create that which has never been.
scientistsquotes
I have little patience with scientists who take a board of wood, look for its thinnest part, and drill a great number of holes where drilling is easy.
patience / scientists / wood
The greatest scientists are artists as well.
Our aim as scientists is objective truth; more truth, more interesting truth, more intelligible truth. We cannot reasonably aim at certainty. Once we realize that human knowledge is fallible, we realize also that we can never be completely certain that we have not made a mistake.
certainty / knowledge / objective / scientists / truth