Even that quote is a bit of a disservice to modern science: it's a massive pyramid made of thousands and thousands of individual contributions, including many bits of deep background and outright "failures".
Biology is tough in that you can't just "reason" your way to success; it often really does require trying something to see if an approach works.
Biology is tough in that you can't just "reason" your way to success; it often really does require trying something to see if an approach works.