Concern for man and his fate must always form the chief interest of all technical endeavors. Never forget this in the midst of your diagrams and equations.Albert Einstein
Even if there is only one possible unified theory, it is just a set of rules and equations. What is it that breathes fire into the equations and makes a universe for them to describe?Stephen Hawking
The universe is governed by science. But science tells us that we can't solve the equations, directly in the abstract.Stephen Hawking