Take long walks in stormy weather or through deep snows in the fields and woods, if you would keep your spirits up. Deal with brute nature. Be cold and hungry and weary.

Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.

"The more you give, the more you get back."

The coal industry must evolve to meet modern environmental standards, or it will become obsolete.

The power of words lies in their ability to connect us to the deepest parts of ourselves.

The decay of political institutions is often a result of the inability to adapt to changing circumstances, leading to rigidity and eventual decline.