Immanuel Kant which means they are necessary and universal, yet known through intuition. Kant's often brief remarks about mathematics influenced the mathematical school known as intuitionism, a movement in philosophy of mathematics opposed to Hilbert's formalism, and Frege and Bertrand Russell's logicism. With his "", Kant is considered to have foreshadowed many of the ideas that have come to form the democratic peace theory, one of the main controversies in political science. Prominent recent Kantians include the British philosophers P. F. Strawson and Quassim Cassam and the American philosophers Wilfrid Sellars and Christine Korsgaard. Due to the influence of Strawson and Sellars,
New Culture Movement change before political change would be meaningful. The pragmatism of John Dewey became popular, often through the work of Hu Shi, Chiang Monlin, and Tao Xingzhi. Dewey arrived in China in 1919, and spent the following year lecturing. Bertrand Russell also lectured widely to warm crowds. Lu Xun was associated with the ideas of Nietzsche, which were also propagated by Li Shicen, Mao Dun, and many other intellectuals of the time. New Culture leaders, often under the influence of the anarchist program, promoted feminism, even free love, as an attack on the traditional family, changing the terms in which the