The essence of modernity is psychologism, the experiencing and interpretation of the world in terms of the reactions of our inner life and indeed as an inner world, the dissolution of fixed contents in the fluid element of the soul, from which all that is substantive is filtered and whose forms are merely forms of motion.
每个数学问题都有一个解决方案；只是需要时间和创造力来找到它。
To the artist there is never anything ugly in nature.