民主的未来取决于民主社会自我改革的能力。
The future of democracy depends on the ability of democratic societies to reform themselves.
最好的报复就是巨大的成功。
伟大的思想经常会受懦弱世俗的强烈反对。
I don’t make art to be liked; I make it to make people think.
Old minds are like old horses; you must exercise them if you wish to keep them in working order.
我们不仅生活在思想的世界中，而且也生活在物质的世界中。
The study of mathematics is the indispensable basis for all intellectual and spiritual progress.