Ideas are, in truth, force.
Source, in full
"Ideas are, in truth, forces. Infinite, too, is the power of personality. A union of the two always makes history." — Henry James (1879-1947), Charles W. Eliot (1930), 2 vol. This namesake was James' nephew, the son of William James. His life of Eliot earned him the 1931 Pulitzer Prize for Biography.